Tator Tot Cassarole

1 pound ground beef
1 med chopped onion
1 2-pound bag of tater tots
3/4-1 can of evaporated milk
1 can of cream of chicken soup
1 can corn drained
shredded cheese

1.Brown the ground beef and onion. Drain the meat and add the can of corn. In a bowl stir together the soup and evaporated milk. Pour the meat into a 9x13 pan. Top the casserole with tater tots  and pour the soup mixture over the top.Shake on some salt and pepper and shredded cheese and bake uncovered at 350 degrees for 45 minutes or until tator tots are cooked thru and crispy.