Pasta & Seafood:

• 1 pound fettuccine pasta
• 1 pound peeled crawfish tails (fresh or thawed from frozen)

Vegetables & Aromatics:

• 1 medium yellow onion, finely diced
• 1 green bell pepper, diced
• 2 ribs celery, finely chopped
• 4 cloves garlic, minced

Sauce Base:

• 1/2 cup unsalted butter (1 stick)
• 1 tablespoon all-purpose flour
• 1 cup low-sodium chicken broth
• 1 cup half-and-half or heavy cream

Cheeses:

• 8 ounces Velveeta cheese, cubed
• 1/2 cup shredded sharp cheddar cheese
• 1/2 cup grated Parmesan cheese

Seasonings:

• 1 teaspoon Cajun seasoning
• 1/4 teaspoon cayenne pepper (optional)
• Salt and black pepper to taste

Garnish & Extras:

• Fresh chopped parsley
• Optional: lemon wedges, hot sauce