Mexicalli Casserole
["1/2 c. chopped onion", "2 Tbsp. margarine", "2 (15 oz.) chili with beans", "1 (17 oz.) whole kernel corn, drained", "1 (16 oz.) whole tomatoes, chopped and drained", "1 (8 oz.) pkg. corn muffin mix", "1 c. shredded sharp Cheddar cheese"]
["Heat oven to 350\u00b0.", "Fry onions in margarine for 10 minutes. Add chili beans, corn and tomatoes; mix well.", "Pour into 10 x 8-inch baking dish.", "Prepare corn muffin dough according to package directions.", "Stir cheese into dough.", "Spoon dough around edges of baking dish.", "Bake at 350\u00b0."]
["onion", "margarine", "beans", "whole kernel corn", "tomatoes", "corn muffin", "Cheddar cheese"]