French Onion Soup - cooking recipe

Ingredients

4 Tbsp. margarine
2 c. sliced onions
1/4 tsp. dry mustard
4 c. water
6 beef bouillon cubes
toasted bread cubes
Mozzarella cheese

Preparation

Simmer margarine, onions and mustard in a
large Dutch oven. Add water and cook 15 minutes. Add bouillon cubes.
Simmer 20 minutes.
Put toasted bread cubes in a bowl. Add soup.
Top with cheese. Place under broiler until bubbly.