Corned Beef Casserole
["2 c. uncooked noodles", "1 Tbsp. grated onion", "1 green pepper, chopped", "1 can cream of celery soup", "1 c. milk", "1 Tbsp. mustard", "1 can cooked beef", "1/2 c. American cheese"]
["Cook noodles.", "Add all the other ingredients.", "Top with crushed potato chips.", "Bake at 350\u00b0 for 45 minutes."]
["noodles", "onion", "green pepper", "cream of celery soup", "milk", "mustard", "beef", "American cheese"]