INGREDIENTS
1 cup
andouille sausage
8 servings
bell pepper
3/4 cup
bread crumbs
4 tbsp
butter
2 stalks
celery
8 oz
elbow macaroni
1 tbsp
flour
1 cup
gruyere cheese
8 servings
kosher salt
1 1/2 cups
milk
1/2 tsp
mustard
1
onion
1/2 tsp
paprika
1/2 cup
parmesan cheese
1 1/2 cups
shredded cheddar cheese