Crust
3 tablespoons margarine
1/3 cup granulated sugar
1 large egg
3/4 cups unbleached all-purpose flour

Filling
24 ounces cream cheese, softened
3/4 cup granulated sugar
3 tablespoons unbleached all-purpose flour
3 large eggs
16 ounces canned peach halves *
1/4 cup almond flavored liqueur (amaretto)

* Peach halves should be drained, and then pureed.

For crust, combine margarine and sugar until light and fluffy. Blend in egg. Add flour; mix well. Spread dough onto bottom of 9-inch springform pan. Bake at 450 degrees F for 10 minutes.

For filling, combine cream cheese, sugar and flour; mixing at medium speed on electric mixer until well blended. Add eggs, one at a time, mixing well after each addition. Add peaches and liqueur; mix well. Pour over crust. Bake at 450 degrees F for 10 minutes. Reduce oven temperature to 250 degrees F, then continue baking for 65 minutes.

Loosen cake from rim of pan; cool before removing rim of pan. Chill. Garnish with additional peach slices and sliced almonds, if desired.