Four-Onion Soup - Master recipes

Ingredients

• 1 medium yellow onion -
• 1 medium red onion -
• 1 medium leek (white portion only) -
• 5 green onions with tops -
• 1 garlic clove, minced -
• 2 tablespoons butter -
• 2 cans (14-1/2 ounces each) beef broth -
• 1 can (10-1/2 ounces) condensed beef consomme, undiluted -
• 1 teaspoon Worcestershire sauce -
• 1/2 teaspoon ground nutmeg -
• 1 cup shredded Swiss cheese -
• 6 slices French bread (3/4 inch thick), toasted -
• 6 tablespoons grated Parmesan cheese, optional -