2 lg. onions, thinly sliced
4 cans condensed beef bouillon (undiluted)
Sliced mozzarella cheese
1/4 c. butter
1 c. water
3 tsp. Worcestershire sauce
1 loaf French or Italian Bread (not sliced)

Saute onions in butter until golden. Add bouillon, water and worcestershire sauce, simmer. Slice bread 3/4 inch thick, place one slice of cheese on top of bread, toast in broiler. Float on top of soup in crocks or bowls.