Mashed potatoes (cooked or instant) enough to feed the number you are serving. Browned and drained 1 pound ground beef and 1 package frozen vegetables or 2 cans vegetables. Put in a 13 x 9 inch pan and spread hamburger, cover with vegetables, cover with mashed potatoes and top with shredded cheese if you like. Bake at 350 degrees for 30 to 45 minutes.