Heat oven to 350 degrees. ... and onion until meat is no longer pink; drain. ... into 1/2 quart casserole. Set aside. In saucepan, ... in milk and potato flakes with fork until potatoes ... 30 to 40 minutes.
Brown hamburger; drain off excess fat. Season meat. Spread meat in casserole dish. Spread raw onion, celery ... and pour over potato layer. Bake covered at 350 ... the last 20 minutes.
Heat oven to 350 degrees. ... and onion until meat is no longer pink; drain. ... into 1 1/2-quart casserole. Set aside. In saucepan ... Stir milk and potato flakes with fork until potatoes ... minutes. Makes 4 servings.