Grilled Lobster Tails with Spicy Garlic Butter

Grilled lobster tails are one of the most luxurious yet surprisingly approachable seafood dishes you can make at home, delivering restaurant-quality results with minimal effort. This recipe highlights the natural sweetness of lobster meat by grilling it quickly over high heat, allowing the flesh to become tender and lightly charred while staying juicy inside. The real star is the bold garlic butter sauce, infused with Dijon mustard, fresh parsley, chili flakes, cayenne, and lemon juice, which adds richness, heat, and brightness in every bite. Perfect for summer grilling, celebratory dinners, or special occasions, these grilled lobster tails strike the ideal balance between elegance and simplicity. The technique ensures even cooking, the seasoning enhances rather than overwhelms the lobster, and the butter sauce ties everything together into a deeply flavorful, indulgent dish that feels impressive without being complicated.

Why This Recipe Works

Flavor Layering

Seasoning the lobster lightly allows its natural sweetness to shine, while the garlic butter introduces layers of richness, acidity, and gentle heat. Lemon juice cuts through the butter, and mustard adds depth without overpowering the seafood.

Technique

Butterflying the lobster tails exposes the meat directly to the grill, ensuring fast, even cooking and preventing toughness. Grilling flesh-side down first creates light caramelization while locking in moisture.

Cooking Logic

Lobster cooks very quickly, so high heat and short cook time are essential. Basting only after flipping prevents butter from burning and keeps the meat succulent and glossy.

Recipe Info

Prep Time: 10 minutes

Cook Time: 10 minutes

Total Time: 20 minutes

Yield: 4 servings

Category: Dinner, Main Course

Cuisine: American

Ingredients

Lobster

3–4 lobster tails
½ tablespoon kosher salt
½ tablespoon garlic powder
½ tablespoon black pepper
Neutral cooking oil, as needed

Garlic Butter Sauce

1 cup unsalted butter, melted (2 sticks)
2 tablespoons minced garlic
2 tablespoons Dijon-style mustard
1½ tablespoons chopped fresh parsley
2 teaspoons red chili flakes
1 teaspoon cayenne pepper
1 tablespoon fresh lemon juice


Ingredient Breakdown

Lobster Tails
Lobster tails are naturally sweet and tender when cooked properly. Cutting and lifting the meat onto the shell allows for direct heat exposure and even grilling without drying.

Kosher Salt, Garlic Powder & Black Pepper
This simple seasoning enhances the lobster’s natural flavor without masking its sweetness. Garlic powder provides savory depth without burning on the grill.

Neutral Cooking Oil
A light oil prevents sticking and helps the seasoning adhere evenly to the lobster meat.

Unsalted Butter
Butter creates the luxurious base of the sauce. Using unsalted butter allows full control over seasoning while delivering richness and shine.

Garlic
Fresh garlic brings sharp, aromatic intensity that infuses the butter as it warms.

Dijon-Style Mustard
Mustard adds subtle acidity and depth, cutting through the richness of the butter while complementing seafood beautifully.

Fresh Parsley
Parsley adds freshness, color, and a mild herbal note that balances the richness of the sauce.

Red Chili Flakes & Cayenne Pepper
These add gentle heat and complexity. The spice level is bold but balanced, enhancing the lobster without overwhelming it.

Fresh Lemon Juice
Lemon brightens the dish, cutting through butteriness and enhancing the lobster’s natural sweetness.


Step-by-Step Instructions

1. Prepare the Lobster Tails

Using kitchen shears or a sharp knife, cut lengthwise through the top shell of each lobster tail, stopping just before the tail fin. Gently pull the shell apart and slice the lobster meat along the same line. Carefully loosen the meat from the underside shell and lift it so it rests on top of the shell. This butterflying method ensures even grilling and an attractive presentation.

2. Season the Lobster

Lightly brush the exposed lobster meat with neutral oil. Season evenly with kosher salt, garlic powder, and black pepper, making sure all surfaces are lightly coated.

3. Make the Garlic Butter Sauce

In a medium bowl, whisk together the melted butter, minced garlic, Dijon mustard, parsley, chili flakes, cayenne pepper, and lemon juice until fully combined. Reserve part of the sauce for basting and the rest for serving.

4. Preheat the Grill

Heat the grill to medium-high heat, approximately 400°F (205°C). Clean the grates thoroughly and lightly oil them to prevent sticking.

5. Grill the Lobster

Place the lobster tails flesh-side down on the grill. Cook for 2–3 minutes, until the meat turns opaque and the shells brighten. Flip the tails, baste generously with the garlic butter sauce, and grill for an additional 1–2 minutes, or until the internal temperature reaches 145°F (63°C).

6. Serve Immediately

Remove the lobster tails from the grill and serve hot with extra garlic butter sauce on the side for dipping.

Texture & Flavor Profile

Grilled lobster tails have a tender, juicy texture with lightly charred edges from direct heat. The meat is firm yet delicate, never rubbery when cooked properly. The garlic butter sauce adds a rich, silky coating that clings to the lobster, delivering layers of savory garlic, gentle spice, and bright citrus. The overall flavor is bold yet balanced, allowing the natural sweetness of the lobster to remain front and center.

Tips for Best Results

  • Do not overcook lobster; even one extra minute can make it tough.

  • Grill flesh-side down first to lock in moisture and develop light caramelization.

  • Baste only after flipping to prevent butter from burning.

  • Use an instant-read thermometer for accuracy—145°F is ideal.

  • Let lobster rest briefly after grilling to allow juices to redistribute.

Variations

  • Classic Butter Version: Omit mustard and chili flakes for a simpler garlic-lemon butter.

  • Herb Butter: Add thyme or tarragon for a more aromatic profile.

  • Spicy Cajun Style: Replace spices with Cajun seasoning for bold heat.

  • Surf & Turf: Serve alongside grilled steak for a steakhouse-style meal.

Serving Suggestions

  • Pair with grilled asparagus, corn on the cob, or roasted potatoes.

  • Serve with crusty bread to soak up extra garlic butter.

  • Add a simple green salad for balance.

  • Ideal for summer grilling, date nights, or holiday dinners.

Storage & Reheating

  • Refrigerator: Store cooked lobster in an airtight container for up to 2 days.

  • Reheating: Warm gently in a covered skillet with a little butter over low heat.

  • Avoid microwaving, which can toughen the meat.

Nutrition Overview (Per Serving)

Calories: ~460 kcal

Protein: ~9 g

Fat: ~47 g

Saturated Fat: ~29 g

Carbohydrates: ~4 g

Cholesterol: ~180 mg

Sodium: ~1,180 mg

Frequently Asked Questions

Can I grill frozen lobster tails?
Yes, but they must be fully thawed before grilling to ensure even cooking and proper texture.

Can I make the butter sauce ahead of time?
Yes. Prepare it up to 24 hours in advance and rewarm gently before serving.

Do I need to parboil lobster before grilling?
No. Butterflying the tails and grilling directly is sufficient and yields better flavor.

What if I don’t have a grill?
You can broil the lobster tails in the oven, basting with butter and watching closely to avoid overcooking.

Grilled lobster tails with garlic butter are proof that elegant seafood doesn’t need to be complicated. With a simple preparation, bold flavors, and careful timing, this dish delivers restaurant-quality results at home. Whether served for a celebration or a special weeknight dinner, it’s a timeless recipe that showcases lobster at its absolute best.

Grilled Lobster Tails

Grilled Lobster Tails Butter

Ethan James Walker
Prep Time 10 minutes
Cook Time 10 minutes
Total Time 20 minutes
Course Grilling
Cuisine American
Servings 4
Calories 460 kcal

Ingredients
  

  • Lobster:
  • 3 –4 lobster tails
  • 1/2 tablespoon kosher salt
  • 1/2 tablespoon garlic powder
  • 1/2 tablespoon black pepper
  • Neutral cooking oil as needed
  • Garlic Butter Sauce:
  • 1 cup unsalted butter melted (2 sticks)
  • 2 tablespoons minced garlic
  • 2 tablespoons Dijon-style mustard
  • 1 1/2 tablespoons chopped fresh parsley
  • 2 teaspoons red chili flakes
  • 1 teaspoon cayenne pepper
  • 1 tablespoon fresh lemon juice

Instructions
 

  • Prepare the Lobster Tails:
  • Using a sharp knife or kitchen shears, carefully cut lengthwise through the top shell of each lobster tail, stopping just before the fin. Gently pull the shell apart and slice the meat along the same line. Cut through the underside shell and loosen the meat so it rests on top for even grilling.
  • Season:
  • Lightly brush the lobster meat with oil and season evenly with salt, garlic powder, and black pepper.
  • Make the Butter Sauce:
  • In a bowl, whisk together melted butter, garlic, mustard, parsley, chili flakes, cayenne, and lemon juice until well combined. Set aside for basting and dipping.
  • Preheat the Grill:
  • Heat the grill to medium-high heat, about 400°F. Clean and lightly oil the grates.
  • Grill the Lobster:
  • Place lobster tails flesh-side down on the grill. Cook for 2–3 minutes until the meat turns opaque and the shells brighten in color. Flip the tails, baste generously with the butter sauce, and cook for another 1–2 minutes until the internal temperature reaches 145°F.
  • Serve:
  • Remove from the grill and serve immediately with extra garlic butter on the side for dipping.

Notes

These grilled lobster tails are tender, buttery, and packed with bold garlic flavor. Finished with a spicy lemon butter sauce, this easy seafood recipe is perfect for summer grilling, special occasions, or an impressive yet simple dinner at home.

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