Tammy’s Summer Squash Au-Gratin

2lbs summer squash
4 Tbsp. butter
1.5 Cups shredded cheddar
1 Cup sour cream
1/4 Cup chopped onion
1/3 cup parmesan cheese

Cook squash until tender. (I would cook only until slightly soft) Drain well. Mix with remaining ingredients and bake in casserole at 350 degrees for 20-30 minutes or until golden brown and bubbly. Makes 6 servings.

Per serving: 311 calories, 26g fat (16 sat. fat), 70 chol., 9g carb, 2g fiber, 10g protein.