Equipment
Ingredients
Main Ingredients
- 500 g whole raw langoustines, thawed if frozen, rinsed
- 15 ml extra virgin olive oil
- 45 g unsalted butter, cubed
- 4 fresh bay leaves
- 1 lemon, halved
- flaky sea salt
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 445 kcal
- Protein
- 48 g
- Carbohydrates
- 6 g
- Fat
- 28 g
- Fiber
- 1 g
- Sugar
- 1 g
- Sodium
- 1043 mg
- Saturated Fat
- 12 g
- Monounsaturated Fat
- 11 g
- Polyunsaturated Fat
- 2 g
- Cholesterol
- 48 mg
- Potassium
- 956 mg
- Calcium
- 165 mg
- Iron
- 4.5 mg
- Magnesium
- 173 mg
- Phosphorus
- 467 mg
- Zinc
- 11.6 mg
- Vitamin A
- 229 mcg
- Vitamin C
- 29 mg
- Vitamin E
- 1.7 mg
- Vitamin K
- 6 mcg
- Vitamin B6
- 0.0 mg
- Vitamin B12
- 0.0 mcg
- Thiamin
- 0.02 mg
- Riboflavin
- 0.02 mg
- Niacin
- 0.1 mg
- Folate
- 5 mcg
- Water
- 234 g
Sources: Aggregated Public Data, USDA FoodData Central
Method
Using a sharp chef knife, place the langoustines flat on a cutting board and carefully slice each one in half lengthwise from head to tail. Remove the dark intestinal tract.
Place a large skillet over medium-high heat. Add the olive oil followed by the unsalted butter, allowing the butter to melt and begin to foam.
Add the bay leaves to the hot fat. Fry them briefly until they release their fragrance and crisp around the edges.
Using tongs, place the langoustine halves into the skillet, flesh-side down. Sear undisturbed until the edges turn slightly pink and the meat develops a light caramelization.
Flip the langoustines shell-side down. Using a spoon, continuously baste the meat with the foaming bay leaf butter until the flesh is entirely opaque and reaches a safe internal temperature of 63°C/145°F.
Remove the skillet from the heat immediately to prevent overcooking. Squeeze the fresh lemon halves over the langoustines, season with flaky sea salt to taste, and serve right away.
Chef's Notes
- Fresh bay leaves are vastly superior to dried in this application, offering a floral, almost citrusy aroma that pairs flawlessly with seafood.
- The combination of olive oil and butter is essential; the oil raises the smoke point to prevent burning, while the butter provides crucial milk solids for browning and rich flavor.
- When sourcing langoustines, look for bright, clear black eyes and a fresh oceanic scent. Avoid any specimens with blackening around the joints or a strong ammonia smell.
- Keep a close eye on the flesh. Langoustines cook faster than traditional lobster or large shrimp, and their delicate texture can turn mushy or rubbery within thirty seconds of overcooking.
Storage
Refrigerator: 24 hours — Best consumed immediately. Quality degrades significantly upon refrigeration.
Troubleshooting
Langoustine flesh is rubbery and tough
Cause: Overcooking due to prolonged heat exposure
Fix: Cannot be fixed
Prevention: Ensure the skillet is fully preheated so searing happens rapidly, and remove them from heat the moment they turn opaque.
Butter burns and turns black before cooking is finished
Cause: Heat is too high or cooking process took too long
Fix: Remove langoustines immediately, wipe the pan, and melt fresh butter to finish.
Prevention: The addition of olive oil helps raise the smoke point, but lower the heat to medium if you notice the milk solids turning dark brown rather than golden.
Cultural Context
Langoustines, also known as Dublin Bay prawns or Norway lobsters, are highly prized across European coastal regions. In Mediterranean cuisines, they are traditionally prepared with minimal intervention to highlight their natural, delicate sweetness. The subtle addition of aromatic bay leaf and a bright hit of fresh lemon enhances rather than masks their pristine oceanic flavor.
