Aunt Millie'S Cheese Cake
["1 lb. cream cheese", "1 lb. Ricotta (2 pt.)", "1 pt. sour cream", "2 tsp. vanilla", "1 1/2 c. sugar", "4 eggs", "1 stick melted butter", "3 Tbsp. flour", "3 Tbsp. cornstarch"]
["Grease and flour spring-form pan.", "All ingredients must be at room temperature.", "Mix all ingredients in one large bowl.", "Mix well."]
["cream cheese", "Ricotta", "sour cream", "vanilla", "sugar", "eggs", "butter", "flour", "cornstarch"]