1 (1 lb.) box pasta (lg. shells, bow ties, rigatoni, etc.)
1/2 c. butter
1 lg. ham slice (or about 2 c. cubed ham)
1 lg. shredded Cheddar cheese

Cook macaroni as directed. Drain. Place 1/2 of macaroni in bottom of buttered casserole dish. Cut 1/4 cup butter into tablespoons. Place over macaroni in dish. Top with cubed ham and 1/2 of the cheese. Add the remaining macaroni to casserole dish. Top with remaining cheese and 1/4 cup butter; cut into tablespoons. Cover and bake at 350 degrees for 35-45 minutes.