Cheesecake - cooking recipe

Ingredients

1 lb. cream cheese
1 lb. Ricotta cheese
1 pt. sour cream
4 eggs
1 1/2 c. sugar
2 Tbsp. lemon juice
1 Tbsp. vanilla
1/3 c. cornstarch
1/2 stick melted butter
cherry, blueberry or strawberry pie filling (optional, for top layer)

Preparation

Preheat oven to 350\u00b0.
Mix all ingredients at medium speed until smooth.
Pour into a greased spring-form pan, dusted with graham cracker crumbs.
Bake 1 hour.
Turn oven off and let stand in oven an additional 2 hours.
Cover with a pie filling when cool, if desired.