Beef with lettuce

Do you love burgers but want something a little lighter? How about a bacon cheeseburger salad with all of the flavours of a bacon cheeseburger in salad form.[...]

1 lb lean ground beef 4 cups water 2 tablespoons chicken base 1 pint half-and-half 1 lb American cheese , cubed 1 large onion , diced 3 tablespoons butter 2[...]