Cheesecake - cooking recipe

Ingredients

2 (8 oz.) pkg. cream cheese
1 lb. Ricotta
1 1/2 c. sugar
3 Tbsp. flour
3 Tbsp. cornstarch
1/4 c. margarine, melted and cooled
juice from 1/2 lemon
4 eggs
1 tsp. vanilla extract
1 lb. sour cream

Preparation

Use a 9-inch spring pan greased with margarine.
All ingredients should be at room temperature.
Use mixer and mix in the order listed.