- 1 cup sugar
- 3 tablespoons cornstarch
- 1/2 teaspoon ground cinnamon
- 1/4 teaspoon ground nutmeg
- 1 cup sour cream
- 1 egg
- 3 cups chopped fresh or frozen rhubarb
- 1 (9 inch) unbaked pastry shell
- TOPPING:
- 1/2 cup quick-cooking oats
- 1/3 cup all-purpose flour
- 1/3 cup packed brown sugar
- 1/2 teaspoon grated orange or lemon peel
- 1/3 cup cold butter or margarine
- In a mixing bowl, combine the sugar, cornstarch, cinnamon and nutmeg. Beat in the sour cream and egg. Gently fold in the rhubarb. Pour into pastry shell.
- For topping, combine the oats, flour, brown sugar and orange peel. Cut in butter until crumbly. Sprinkle over the filling. Bake at 400 degrees F for 15 minutes. Reduce heat to 350 degrees F; bake 35-40 minutes longer or until topping is golden brown. Cool on a wire rack. Refrigerate leftovers.