Ingredients

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

Instructions

1. 1 Place spaghetti squash in a covered dish and add 1/4 inch of water. Microwave for 10 to 12 minutes. Scrape insides of squash with a fork and transfer to a small bowl.
2. 2 Heat margarine in a medium skillet over medium heat while spaghetti squash is cooking and cook onion, red pepper flakes, garlic powder, salt, and pepper until the onion is browned, 5 to 10 minutes.
3. 3 Preheat the oven to 375 degrees F (190 degrees C). Grease a baking dish with nonstick cooking spray.
4. 4 Mix spaghetti squash, onion mixture, sour cream, and 1/2 of the Cheddar cheese together. Transfer to the prepared baking dish and top with remaining Cheddar cheese.
5. 5 Bake in the preheated oven for 20 to 25 minutes. Turn on broiler for the last 2 to 3 minutes and broil until gratin is golden brown on top.

Nutrition per serving