2 lbs. ground beef or pork
1 diced onion
1 lg. jar spaghetti sauce
12 oz. pkg. Kluski Noodles, cooked and drained
8 oz. shredded Mozzarella cheese
8 oz sliced Cheddar cheese
1 pkg. sliced pepperoni
4 oz. can mushrooms

Brown meat and onion, add spaghetti sauce and mushrooms. In crock pot, later half of noodles, sauce, cheeses, and pepperoni. Repeat for 2nd layer. Cook on high for 30 minutes, then on low for 1 hour or until hot and bubbly. You can also cook on low for 3-4 hours. If you are in a hurry, layer in a 9x13 baking pan and bake at 350° F for about 1 hour or until heated through and bubbly. Serves 10-12.