2 lb Hubbard squash*
2 tb Margarine or butter
1/2 c Sour cream
1 md Onion; finely chopped (about 1/2 cup)
1 ts Salt
1/4 ts Pepper

*substitute: 2 pk (12 ounces each) frozen Cooked squash, thawed.

This creamy squash dish can be made 1 day ahead. Prepare as directed,. Prepare and cook squash pieces as directed. Heat oven to 325 degrees. Mash squash. Stir in remaining ingredients. Pour into ungreased 1-quart casserole. Bake uncovered 25 to 30 minutes or until bubbly around edge.