Mix together beef, bread crumbs, salt, pepper and eggs. Add onions and one half of tomato sauce (one of the cans). Form a loaf and bake at 350 degrees for 50 minutes. Use a baking pan 9 inx5 inx3 in.
In saucepan, combine topping ingredients, bring to a boil. Pour over meatloaf; bake 10 minutes more.