2 tbsp. chopped fresh chives
Kosher salt and freshly ground black pepper, to taste
1/2 tsp. onion powder
1/2 tsp. paprika
2 tsp. Dijon mustard
1 (12-ounce) can evaporated milk
3 cups whole milk
1/2 cup freshly grated Parmesan
4 oz. cream cheese, cubed
2 cups grated American cheese
2 cups shredded sharp cheddar cheese, divided
1 pound medium elbow macaroni