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Grilled Tuna Steak
Seafood • Sri Lanka
ගැන Grilled Tuna Steak
Yellowfin tuna marinated and grilled — beach-restaurant catch of the day.
How to Make Grilled Tuna Steak (Traditional & Healthy Version)
Grilled Tuna Steak is a celebrated dish along Sri Lanka’s coastal regions, where the Indian Ocean’s bounty provides locals with fresh, flavorful seafood. This authentic Sri Lankan recipe brings together meaty tuna steaks marinated with native spices, fresh lime, and aromatic curry leaves, then grilled to perfection. The resulting dish is both succulent and aromatic, embodying the vibrant flavors of Sri Lankan coastal cuisine. The char from grilling elevates the naturally rich taste of tuna while keeping it light and perfect for health-conscious eaters. Traditionally, grilled tuna steak is served with a side of sambol or fresh salads, making it an ideal meal for those looking for high-protein, low-carb options. Its simplicity and bold flavor profile are cherished by locals and visitors alike, making it a staple at beachside gatherings and family meals. Whether you’re exploring Sri Lankan cuisine for the first time or seeking a nutritious seafood option, this dish offers a true taste of the island’s culinary heritage.
Ingredients(for 1 medium tuna steak (approximately 150g) per serving)
- 2 (about 150g each) Fresh tuna steaks (yellowfin tuna preferred, locally called 'Kelawalla')
- 2 tablespoons Lime juice (freshly squeezed)
- 1 tablespoon Coconut oil (for brushing)
- 1/2 teaspoon Turmeric powder (adds color and flavor)
- 1/2 teaspoon Ceylon black pepper (freshly ground)
- 1/2 teaspoon Salt (to taste)
- 2 cloves Garlic (finely minced)
- 1/2 teaspoon Red chili powder (adjust for spice level)
- 6-8 leaves Curry leaves (fresh if possible)
- 1 teaspoon Crushed ginger (freshly grated)
Instructions
- 1
Rinse tuna steaks under cold water and pat dry with paper towels. Place them in a shallow dish.
3 minutes
Drying helps the marinade adhere better.
- 2
In a bowl, mix lime juice, turmeric powder, black pepper, salt, garlic, red chili powder, crushed ginger, and torn curry leaves to form a marinade.
5 minutes
Mix until the salt dissolves for even seasoning.
- 3
Coat the tuna steaks with the marinade, massaging gently to ensure full coverage. Cover and refrigerate for at least 10 minutes.
10 minutes
Marinating longer (up to 30 minutes) intensifies flavor.
- 4
Preheat a grill pan or outdoor grill to medium-high. Brush grill grates lightly with coconut oil to prevent sticking.
2 minutes
Ensure grill is hot before placing the steaks for perfect sear marks.
Why This Dish is Healthy
This Sri Lankan Grilled Tuna Steak is grilled instead of fried, minimizing added fats and calories. The recipe uses heart-healthy coconut oil and aromatic spices, avoiding heavy sauces or processed ingredients. It’s packed with high-quality protein, supports muscle growth, and is naturally low in carbs, making it ideal for those seeking a balanced and nutritious meal.
Tuna is an excellent source of lean protein and omega-3 fatty acids, which support heart health and muscle maintenance. This dish is low in carbohydrates and saturated fat, making it suitable for weight management and diabetics. The use of turmeric, garlic, and ginger provides natural antioxidants and anti-inflammatory benefits. Combined with a side of fresh salad, this meal offers essential vitamins like B12, D, and minerals such as selenium and potassium.
Pro Tips
- 💡Choose tuna steaks that are firm and deep red for freshness.
- 💡Do not over-marinate; acidic lime can begin to cook the fish.
- 💡Let the steaks rest after grilling to retain juiciness.
Storage & Serving
Store leftover grilled tuna in an airtight container in the refrigerator for up to 2 days. Reheat gently or enjoy cold in salads. Avoid freezing as it can affect texture.
Best served: Lunch
Nutrition Facts
| Nutrient | Per 100g |
|---|---|
| Energy | 175.0 kcal |
| Protein | 25.0 g |
| Carbohydrates | 0.0 g |
| Total Fat | 7.4 g |
| Fiber | 0.0 g |