Grilled Prawns

These grilled prawns are a fast and flavorful seafood option, perfect as an appetizer or a light entrée. Seasoned with a savory seafood spice blend and finished with a rich garlic butter sauce, this dish comes together in under 15 minutes. It’s ideal for grilling enthusiasts who want a quick, elegant plate with big flavor and minimal effort.

Full Recipe: 

Ingredients

For the Prawns:

  • 2 pounds prawns (in the shell, heads on preferred)

  • 2 tablespoons extra virgin olive oil

  • 2 tablespoons seafood seasoning

For the Garlic Butter Sauce:

  • 4 tablespoons unsalted butter

  • 4 cloves garlic, finely diced

  • 1 tablespoon seafood seasoning

  • ½ teaspoon red chili pepper flakes

To Finish:

  • ½ grilled lemon (for drizzling)

  • ¼ cup fresh parsley, chopped

Directions

  1. Preheat Grill: Set your grill for direct cooking and bring it to 500°F. Place a grill-safe pan (like cast iron) on the grates to preheat for the sauce.

  2. Prepare Prawns: If not already done, devein the prawns. Toss them in a bowl with olive oil and seafood seasoning.

  3. Grill Prawns: Place prawns directly on hot grill grates. Grill for 2–3 minutes per side, or until shells are bright red and flesh is opaque.

  4. Make Sauce: While prawns grill, add butter, garlic, seafood seasoning, and chili flakes to the hot sauce pan. Stir until melted, then remove from grill.

  5. Grill Lemon: Place lemon halves on the grill alongside the prawns until nicely charred.

  6. Serve: Toss hot grilled prawns in the garlic butter sauce. Drizzle with grilled lemon juice and top with chopped parsley. Serve immediately.

Nutrients (per serving – based on 1 pound of prawns and half the sauce)

  • Calories: ~688 kcal

  • Protein: ~64g

  • Fat: ~42g

    • Saturated Fat: ~17g

    • Monounsaturated Fat: ~17g

    • Polyunsaturated Fat: ~3g

  • Carbohydrates: ~14g

    • Fiber: ~2g

    • Sugar: ~2g

  • Cholesterol: ~632mg

  • Sodium: ~2579mg

  • Potassium: ~686mg

  • Vitamin A: ~2639 IU

  • Vitamin C: ~27mg

  • Calcium: ~340mg

  • Iron: ~4mg

The Appeal of Grilled Prawns

Prawns are one of the most versatile seafood ingredients you can work with. Their slightly sweet, meaty flesh is perfect for absorbing seasonings, and when grilled with their shells on, they maintain incredible moisture and flavor. This recipe takes full advantage of that natural flavor, enhancing it with a seafood seasoning rub and a quick, flavorful garlic butter sauce. It’s a dish that offers gourmet satisfaction with backyard simplicity, requiring little more than a hot grill and a handful of ingredients.

A Quick Cook Time for Busy Cooks

One of the most attractive elements of this recipe is how fast it comes together. From start to finish, you can have the prawns prepped, grilled, and on the table in under 15 minutes. That’s less time than it takes to order takeout and far more rewarding. Whether you’re hosting friends, making a romantic meal, or just looking for something healthy and satisfying midweek, grilled prawns are a smart choice. Their quick-cook nature also means you can prepare them while other dishes are resting or finishing up—making them a practical addition to any menu.

The Garlic Butter Sauce: Richness Meets Heat

A major highlight of this dish is the garlic butter sauce. Made with unsalted butter, finely diced garlic, seafood seasoning, and chili flakes, this sauce elevates the grilled prawns to restaurant-quality levels. The butter adds richness, the garlic provides bold flavor, and the chili flakes give it just enough heat to keep things interesting. When drizzled over hot, smoky prawns straight off the grill, the sauce melts into every crevice of the shell and flesh, delivering a burst of flavor with each bite. It’s indulgent, yet balanced—decadent, but not heavy.

Perfect for Entertaining and Outdoor Cooking

Grilled prawns are an entertainer’s dream. They’re visually impressive, crowd-pleasing, and incredibly easy to make in large batches. Whether served as a platter of skewered prawns with dipping sauce or tossed in a bowl with grilled lemon and fresh herbs, they make an impact. Their vibrant colors—pink shells, green parsley, golden garlic butter—make them a feast for the eyes and the palate. Cooking them outdoors over a hot grill also adds a smoky dimension that you simply can’t replicate with indoor cooking.

Nutritional Highlights and Health Benefits

Despite their richness, grilled prawns with garlic butter are surprisingly nutritious. Prawns are high in protein—about 64 grams per serving—and low in carbohydrates. They are also a great source of essential nutrients like vitamin B12, selenium, and phosphorus. While the garlic butter sauce adds fat and calories, it also contributes beneficial compounds from garlic and healthy fats from butter and olive oil. This dish is naturally gluten-free and can be served with low-carb sides for those following ketogenic or paleo diets. With around 688 calories per serving and a powerful nutrient profile, it’s both indulgent and health-conscious when enjoyed in moderation.

Versatile Pairings for Any Occasion

Grilled prawns can be paired with a variety of side dishes depending on your taste and dietary goals. For a Mediterranean vibe, serve them with a simple arugula and cherry tomato salad, or couscous with lemon zest and parsley. If you’re aiming for a more tropical presentation, pair the prawns with grilled pineapple and coconut rice. For low-carb pairings, consider zucchini noodles or roasted cauliflower. They’re also fantastic in tacos, tossed in pasta, or served over creamy polenta. The flavor is versatile enough to match everything from bold Latin spices to subtle Asian dipping sauces.

The Art of Grilling Seafood

Grilling seafood can be intimidating to some, but prawns are one of the easiest shellfish to master. The trick is high heat and short cooking time. Prawns go from undercooked to overdone in minutes, so watching them carefully is key. Their shells turn bright red when ready, and the flesh becomes firm and opaque. Cooking them shell-on not only retains moisture but also adds a beautiful char and protection from drying out. If you prefer peeling them before serving, do so after grilling to maintain their juiciness.

Flavor Customization and Ingredient Flexibility

The beauty of this recipe is how easily it can be adjusted to suit your taste. Not a fan of chili heat? Skip the red pepper flakes. Want more citrus brightness? Add more lemon juice or a bit of lime zest. You can also switch the seasoning blend to Cajun spices, Italian herbs, or even a garlic-ginger soy mix for an Asian twist. The garlic butter sauce works on other proteins too—lobster tails, scallops, or even grilled chicken. This adaptability ensures the dish can be reinvented each time while keeping the same foolproof foundation.

Why This Dish Belongs in Your Rotation

Grilled prawns with garlic butter check every box for a go-to recipe. It’s easy, fast, elegant, nutritious, and crowd-pleasing. It fits a variety of eating preferences and dietary plans, and it’s just as impressive for weeknight dinners as it is for celebratory meals. The contrast between the smoky grill, the tender prawns, and the garlicky richness makes it a standout. And because it’s so simple to prepare, even novice cooks can master it on the first try.

Conclusion

Grilled prawns with garlic butter are proof that incredible meals don’t have to be complicated. With just a few fresh ingredients and the power of an open flame, you can transform ordinary seafood into a gourmet experience. The smoky-charred shells, infused with bold garlic and buttery heat, create a dish that’s luxurious yet effortless. Perfect as an appetizer, a main course, or even a shared centerpiece, this recipe will quickly become a favorite in your seafood repertoire. Whether you’re planning a summer feast or craving something light and satisfying, grilled prawns are always the right choice.

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