Time 1h20m Yield 12 servings. Number Of Ingredients 17 Steps:
Combine zwieback crumbs, sugar and cinnamon; mix in butter until mixture is crumbled. Press onto bottom and 1-1/2 in. up sides of a greased 9-in. springform pan. Refrigerate until chilled., Preheat oven to 350°. Beat all filling ingredients except eggs until smooth. Add eggs; beat on low until combined. Pour into crust. Place pan on a baking sheet., Bake until center is set, about 50 minutes. Remove from oven; let stand 15 minutes, leaving oven on. Combine topping ingredients; spoon around edge of cheesecake. Carefully spread over filling. Bake 10 minutes longer. Loosen sides from pan with a knife; cool 1 hour. Refrigerate 3 hours or overnight, covering when completely cooled. Remove rim from pan. Refrigerate leftovers.
Yield 12 Number Of Ingredients 8 Steps:
Preheat oven to 300 degrees F (150 degrees C). Set rack in the middle of the oven. Butter and flour a 9 1/2 inch springform pan, and tap out excess flour. Place the ricotta in a large mixing bowl, and stir it as smooth as possible with a rubber spatula. Stir the sugar and flour together thoroughly into the ricotta. Stir in the eggs 1 at a time. Blend in the vanilla, cinnamon, orange zest, and salt. Pour batter into the prepared pan. Bake in the center of the oven for about 1 1/4 to 1 1/2 hours, until a light golden color. Make sure the center is fairly firm, and the point of a sharp knife inserted in the center comes out clean. Cool on a wire rack. It will sink slightly as it cools. Cover, and chill till serving time.
