Prepare macaroni according to package directions. Combine macaroni and ham in 3-quart casserole. Blend soup, sour cream, and milk. Pour half over macaroni and ham. Arrange broccoli spears on top of casserole. Pour on remaining sauce and sprinkle with cheese. Bake at 350° for 20 minutes. Top with French fried onions and bake for 5 minutes longer.