Why Do We Eat Cheesecake on Shavuot? OU Kosher Staff June 4, 2019 Shavuot is known for being the “dairy holiday,” but many of us don’t even know why it became the equivalent of Jewish Cheesecake Day. Rabbi Elefant explains where the custom to eat dairy on Shavuot comes from. Related Articles Kosher in the Kitchen Video Warm Chocolate Pear Cakes Kosher in the Kitchen Video One Pot Mediterranean Stir Fry Kosher in the Kitchen Video Shawarma Chicken Lettuce Wraps