Betty'S Meat Pie
["2 lb. lean ground meat", "1 medium onion, chopped fine", "1 tsp. salt or to taste", "1/4 tsp. pepper", "1 Tbsp. chili powder", "1 (15 oz.) can kidney beans", "1 can tomato soup", "1 (12 oz.) can corn, drained", "1 (8 1/2 oz.) box corn muffin mix"]
["Brown crumbled meat in large skillet; drain off fat.", "Add onion, salt, pepper, chili powder, kidney beans and corn; let simmer, covered, for about 15 minutes."]
["lean ground meat", "onion", "salt", "pepper", "chili powder", "kidney beans", "tomato soup", "corn", "corn muffin"]