Onion Soup(Makes 4 To 6 Servings) - cooking recipe

Ingredients

1/4 c. butter
4 c. thinly sliced onion
4 (10 1/2 oz.) cans condensed bouillon, undiluted
4 to 6 slices French bread, 1-inch thick
1/4 c. grated Gruyere cheese
2 Tbsp. grated Parmesan cheese

Preparation

Put butter in large skillet, saute onion until golden, not browned, about 8 minutes.
In medium saucepan, combine the bouillon and sauteed onion.
Bring to boil.
Reduce heat and simmer, covered, 30 minutes.