INGREDIENTS
1 lb
elbow macaroni
1/2 cup
unsalted butter
1/2 cup
flour
2 tsp
powdered mustard
1/2 tsp
cayenne pepper
1 tsp
paprika
6 cups
milk
2 tsp
kosher salt
1/2 tsp
coarse ground black pepper
1
large egg
4 oz
Monterey jack cheese
4 oz
mozzarella
12 oz
sharp cheddar, divided