To make the streudel: Combine sugar and margarine until mixture is fluffy. Add remaining streusel ingredients and mix well. Set aside. To make the filling: Combine apples with sugar, cider, and cornstarch. Pour apple mixture into a greased baking dish. Crumble streudel dough over the apple mixture and bake at 375F for 40 minutes, or until golden brown.

Streudel:
1/2 cup brown sugar
1/2 cup soy margarine
1/4 teaspoon salt
3/4 teaspoon baking powder
3/4 cup rolled oats
1 cup flour
dash of holiday spice (optional)

Filling:
6 apples, peeled and sliced
1/3 cup brown sugar
2 tablespoons apple cider
2 teaspoons cornstarch