1 to 1 1/2 lbs. ground beef
1 (16 oz.) box macaroni
1 (10 oz.) pkg. cheddar cheese
1 (28 oz.) jar spaghetti sauce

Cook macaroni. Meanwhile, brown the ground beef. Add spaghetti sauce and warm over low heat. Cut 1/2 of the cheese into small cubes and shred the other 1/2. Drain macaroni. Add cheese cubes and mix to melt. Add meat sauce and mix well. Place in baking dish or casserole. Bake at 350 degrees for approximately 20 minutes.