01 -
5 cups vegetable or chicken broth.
02 -
1 cup elbow macaroni, uncooked.
03 -
1/3 cup unsalted butter.
04 -
1/4 cup all-purpose flour.
05 -
1½ cups milk.
06 -
2 cups sharp yellow cheddar cheese, grated.
07 -
1/3 cup Parmesan cheese, grated.
08 -
¼ cup mozzarella cheese, grated.
09 -
1 teaspoon garlic powder.
10 -
½ tablespoon mustard powder.
11 -
Green onions for garnish.
12 -
Black pepper for garnish.