Buffalo Shrimp Mac & Cheese

Ingredients

• 2 cups milk
• 1 cup half-and-half
• 1 Tablespoon butter
• 1 teaspoon ground mustard
• 1/2 teaspoon onion powder
• 1/4 teaspoon white pepper
• 1/4 teaspoon nutmeg
• 1 1/2 cups uncooked macaroni
• 8 ounces shredded cheddar cheese
• 4 ounces shredded Gouda cheese
• 1 pound shrimp, peeled and deveined
• 1 cup blue cheese crumbles
• 2 Tablespoons hot sauce
• 2 green onions, chopped