Edna'S No Mistake Yellow Squash Casserole
["5 c. sliced yellow squash (2 to 3)", "1/2 c. chopped onion", "1/2 c. chopped green pepper", "1/2 c. chopped sweet red pepper", "2 Tbsp. margarine", "3/4 c. mayonnaise", "1/2 c. grated medium Cheddar cheese", "1 egg, beaten", "1 Tbsp. sugar", "3/4 tsp. garlic powder", "1/2 tsp. salt", "1 1/2 tsp. Worcestershire sauce", "1/4 tsp. ground red pepper (optional)", "1/2 c. crushed cracker crumbs"]
["In saucepan, cook squash, onion and green and red sweet peppers in melted margarine over medium heat for 7 to 9 minutes or until vegetables are slightly softened.", "Thoroughly mix mayonnaise, cheese, egg, sugar and seasonings into vegetables. Spoon into a 2 1/2 quart baking dish that has been sprayed with nonstick coating.", "Sprinkle with cracker crumbs.", "Bake at 350\u00b0 for about 30 minutes or until bubbly and browned.", "Makes 8 servings."]
["onion", "green pepper", "sweet red pepper", "margarine", "mayonnaise", "Cheddar cheese", "egg", "sugar", "garlic powder", "salt", "Worcestershire sauce", "ground red pepper", "crushed cracker crumbs"]