Three Cheese And Herb Penne

Ingredients

• 2 cups low-fat cheddar cheese, grated
• 1 cup lowfat mozzarella cheese, grated
• 1/4 cup parmesan cheese, grated
• 500 g penne pasta (about 1 lb)
• 3 tablespoons butter or 3 tablespoons margarine
• 2 garlic cloves, minced
• 1/4 cup flour
• 1 tablespoon mustard powder
• 1/4 teaspoon nutmeg
• 3 cups milk
• 2 teaspoons dried basil
• 2 teaspoons dried oregano
• 2 teaspoons dried thyme
• salt and pepper