Shrimply Irresistible Cheesy Shrimp Pasta My Secret Recipe

Ingredients

• 1 pound (450g) large shrimp, peeled and deveined
• 1 tablespoon (15ml) olive oil
• 2 cloves garlic, minced
• 1/4 teaspoon (1.25ml) red pepper flakes (optional)
• Salt
• freshly ground black pepper
• 1 pound (450g) pasta (penne, fettuccine, or your favorite shape)
• Salt for pasta water
• 4 tablespoons (60g) unsalted butter
• 4 tablespoons (30g) all-purpose flour
• 3 cups (720ml) whole milk, warmed
• 1/2 teaspoon (2.5ml) salt
• 1/4 teaspoon (1.25ml) ground nutmeg
• 1/4 teaspoon (1.25ml) white pepper
• 1 cup (100g) shredded Gruyère cheese
• 1 cup (100g) shredded sharp cheddar cheese
• 1/2 cup (50g) grated Parmesan cheese, plus more for garnish
• 2 tablespoons (30ml) lemon juice
• 2 tablespoons (30ml) chopped fresh parsley, for garnish