Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prepare for a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Chief Ashkenazi Rabbi of Jerusalem Rabbi Aryeh Stern attends a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Rabbi Dov Lior attends a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Rabbi Dov Lior attends a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prefrom a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prefrom a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prefrom a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prefrom a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prefrom a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prefrom a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish priests prefrom a Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish men slaughter the sheep for the Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish men slaughter the sheep for the Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90

Jewish men slaughter the sheep for the Passover Sacrifice 'practice' ceremony at Davidson Center in Jerusalem Old City, on March 26, 2018. During the Temple times, the focus of the Jewish holiday of Passover "Pesach sacrifice." Every family large enough to consume a young lamb or Wild Goat was required to offer one for sacrifice at the Jewish Temple. Today, in the absence of the Temple, the mitzvah of the Passover Sacrifice is memorialized in the form of symbolic food placed on the Passover Seder Plate, which is usually a roasted shankbone. The Temple Institute is dedicated to every aspect of the Biblical commandment to build the Temple on Mount Moriah (the Temple Mount) in Jerusalem. Photo by Yonatan Sindel/Flash90