Beer Cheese Bread Bowl

Name: Beer Cheese Bread Bowl
Ingredients: 1 crusty bread round; 2 tablespoons olive oil; 1 clove garlic, pressed; 1 teaspoon red pepper flakes; 1/2 cup shredded Parmesan; 1/4 cup (4 tablespoons) salted butter; 1 large yellow onion, sliced thin; 2 cloves garlic, minced; 1/4 cup all-purpose flour; 1 cup milk; 6 ounces light beer; 2 heaping tablespoons grainy mustard; 1 cup grated Cheddar; 1/2 cup grated fontina cheese; 1/2 cup grated mozzarella; Pretzel rods; 2 large carrots, cut into sticks; 4 stalks celery, cut into sticks