Mac and Cheese Soup recipes

Name: Mac and Cheese Soup recipes
Ingredients: 2 cups uncooked small pasta shells; 4 tablespoons butter; 1 celery stalk, finely chopped; 1 medium onion, chopped; 3 tablespoons all-purpose flour; 2 cups chicken broth (or vegetable broth); 2 cups milk (or half-and-half); 8 ounces Velveeta, cut into cubes; 1 cup shredded cheddar (4 ounces); 1 teaspoon dry mustard; 1 teaspoon Worcestershire sauce; ½ teaspoon garlic salt; ¼ teaspoon freshly ground black pepper; ⅛ teaspoon (scant) cayenne pepper