Use fork to beat together milk and eggs in large bowl. Stir in bread cubes. Let stand for 15 minutes.
Heat oven to 350 degrees F. Grease 8x4-inch loaf pan.
Add ground ham, ground pork and ground veal or beef to milk mixture. Stir until well mixed, using your hands to mix as necessary.
Pat meat mixture evenly into greased loaf pan. Bake 1 hour.
Stir together chili sauce and brown sugar in small bowl; spoon evenly over ham loaf. Bake until internal temperature is 160 degrees F., about 10 minutes more.
Let stand for 10 minutes. Carefully slice and serve.