Spaghetti Squash Au Gratin

By sandybaby999

4.71 / 5

15min

30min

See on AllRecipes

1 spaghetti squash halved and seeded
3 tablespoons light margarine
1 small yellow onion thinly sliced
1 teaspoon red pepper flakes
¼ teaspoon garlic powder
salt and freshly ground black pepper to taste
¾ cup fat-free sour cream
1 cup shredded light Cheddar cheese
cooking spray