Instructions
- Preheat oven to 350°F (175°C). Cook macaroni according to package directions. Drain and set aside.
- Melt butter in a saucepan. Whisk in flour and cook 1-2 minutes until bubbly. Slowly whisk in milk and cream, cooking until thickened (5-7 minutes).
- Remove from heat; stir in cheddar, Gruyère, and Parmesan until melted. Stir in Dijon mustard, cayenne (if using), salt, and pepper.
- Combine macaroni and cheese sauce. Gently fold in lobster, crab, and shrimp.
- Pour into a greased 9×13-inch baking dish.
- Combine panko, melted butter, and Parmesan. Sprinkle over mac and cheese.
- Bake 25-30 minutes, or until golden brown and bubbly. Cool 5-10 minutes before serving.
- Garnish with parsley (optional) and enjoy!
Cooking Notes and Tips
- Ensure seafood is fully cooked before adding.
- Feel free to adjust cheese types to your preference.
- Use any short pasta that holds sauce well.
- Assemble the mac and cheese a day ahead; add 5-10 minutes to bake time.
Variations
- Spicy: Add 1-2 teaspoons of hot sauce or more cayenne pepper.
- Garlic Butter Topping: Add minced garlic to the melted butter.
- Vegetable Addition: Add 1 cup of sautéed spinach, mushrooms, or bell peppers.
Frequently Asked Questions (FAQs)
1. Can I use frozen seafood?
Yes, thaw completely and pat dry before adding.
2. How do I store leftovers?
Refrigerate in an airtight container for up to 3 days. Reheat in the oven or microwave.
3. Can I freeze this mac and cheese?
Yes, freeze before baking. Thaw overnight before baking.
4. What can I serve with it?
A green salad, roasted vegetables, or garlic bread pair well.

This luxurious Lobster, Crab, and Shrimp Macaroni and Cheese is the ultimate comfort food, perfect for any occasion. Enjoy!
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