Italian Cheese Cake
["2 lb. Ricotta cheese", "1 lb. Philadelphia cream cheese", "2 Tbsp. lemon juice", "6 eggs", "6 Tbsp. flour", "1 1/2 c. sugar", "1 Tbsp. vanilla", "1 pt. sour cream"]
["Butter and flour a 9-inch spring-form pan.", "Cream together Ricotta and cream cheese.", "Add flour, sugar, lemon juice and vanilla, beating well.", "Blend in eggs, one at a time, using low speed of mixer.", "Gently mix in sour cream, then pour mixture into the pan.", "Bake at 350\u00b0 for 1 hour.", "Turn oven off, leave in oven for 3 to 5 hours.", "Remove from oven, top with any kind of pie filling.", "Cook 2 days before serving."]
["Ricotta cheese", "Philadelphia cream cheese", "lemon juice", "eggs", "flour", "sugar", "vanilla", "sour cream"]