Instructions

• All ingredients must be room temperature. Preheat oven to 350 degrees.
• Grease and flour bottom and sides of 10" springform pan.
• In a large bowl beat ricotta, sour cream, and cream cheese until well blended.
• Beat in sugar and melted butter.
• Add eggs one at a time, beating after each addition.
• Add cornstarch and flour, mix, and add lemon juice and vanilla, and mix well.
• Bake in middle of oven for 1 hour. Turn off oven, but leave cheesecake inside for another hour. Cool, and release from pan. Refridgerate.