Shepherd'S Pie
["1 lb. ground beef", "1 c. chopped onions", "1 (8 oz.) can tomato sauce", "1/2 tsp. salt", "1/4 tsp. pepper", "1/2 tsp. celery salt", "3 c. mashed potatoes", "1 c. shredded Cheddar cheese"]
["Preheat oven to 375\u00b0.", "In skillet, saute beef and onions until meat is fully cooked.", "Drain fat.", "Stir in tomato sauce and other seasonings.", "Spoon into 1 1/2-quart shallow baking dish.", "Spread mashed potatoes on top.", "Sprinkle with cheese.", "Bake 30 to 35 minutes, uncovered, or until cheese is melted and casserole is bubbly.", "Makes 4 to 5 servings."]
["ground beef", "onions", "tomato sauce", "salt", "pepper", "celery salt", "potatoes", "Cheddar cheese"]