1. Preheat oven to 350°F. 2. Steam squash and onion in the microwave with a little water, covered, 12 minutes or until tender. 3. Drain and set aside. 4. Melt margarine in a saucepan over medium heat. 5. Add milk, stirring constantly. 6. Gradually add flour; cook until mixture is thick and bubbly, stirring constantly. 7. Remove from heat; add cheese, salt, and pepper, stirring until cheese melts. 8. Stir in squash-onion mixture. 9. Spoon squash mixture into a shallow 1 1/2-quart casserole, coated with cooking spray; sprinkle with breadcrumbs. 10. Bake at 350°F for 20 minutes or until thoroughly heated. ---------------------------------------------------------------------------
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Ingredients