Recipes › Main Course › Italian Grilled Octopus with Lemon Recipe

Italian Grilled Octopus with Lemon Recipe High-Protein

Recipe by Pedro M. A. Neves

This authentic Italian grilled octopus showcases tender, charred tentacles dressed with bright lemon, fruity olive oil, and fresh garlic—a high-protein seafood dish popular along the Mediterranean coast. The gentle cooking method ensures perfectly tender meat while the grill imparts a smoky crust that contrasts beautifully with the acidic lemon finish. Ideal for fitness-focused diners seeking lean protein with minimal carbohydrates.

Ingredients

• 1.2 kg (2.6 lb) whole octopus, cleaned
• 120 ml (1/2 cup) extra virgin olive oil, divided
• 60 ml (1/4 cup) fresh lemon juice
• 6 garlic cloves, minced
• 1 teaspoon kosher salt
• 1/2 teaspoon black pepper
• 1/4 teaspoon red pepper flakes
• 2 tablespoons fresh Italian parsley, chopped
• 1 tablespoon fresh oregano, or 1 teaspoon dried
• Zest of 1 lemon
• 2 tablespoons red wine vinegar

Instructions

1. Bring a large pot of salted water to boil. Place whole octopus in the pot and simmer for 25-30 minutes until the thickest part of the tentacles is tender when pierced with a knife. Remove and let cool for 5 minutes.

2. Pat the cooked octopus dry with paper towels. Cut the tentacles from the head into individual pieces approximately 8-10 cm (3-4 inches) long. Discard the head.

3. Combine 60 ml (1/4 cup) olive oil, 2 minced garlic cloves, half the lemon juice, red pepper flakes, salt, and pepper in a small bowl. Toss octopus pieces in this marinade and let sit for 10 minutes at room temperature.

4. Preheat a grill or grill pan to high heat (approximately 200°C / 400°F). Lightly oil the grill grates to prevent sticking.

5. Place marinated octopus pieces directly on the hot grill, reserving excess marinade. Grill for 3-4 minutes per side until charred lines appear and meat is heated through. Work in batches if needed to avoid crowding.

6. Transfer grilled octopus to a serving platter. Whisk together remaining 60 ml (1/4 cup) olive oil, remaining lemon juice, red wine vinegar, remaining 4 minced garlic cloves, oregano, parsley, and lemon zest.

7. Pour the fresh lemon-garlic dressing over the hot grilled octopus immediately after removing from heat. Toss gently to coat evenly.

8. Let the dressed octopus rest for 3-5 minutes before serving to allow flavors to meld. Taste and adjust seasoning with additional salt and pepper if desired.

Substitutions

• Replace olive oil with avocado oil for a neutral higher smoke-point oil suitable for grilling
• Substitute fresh lemon juice with white wine vinegar for a different acidic profile
• Use dried oregano exclusively if fresh herbs are unavailable; reduce quantity to 1 teaspoon
• Grill in a cast-iron skillet indoors if outdoor grilling is not possible

Tips

• Do not skip the initial boiling step—it ensures the octopus is tender rather than rubbery, and pre-cooking prevents the exterior from burning before the interior cooks
• For maximum tenderness, simmer the octopus until a knife easily pierces the thickest part of the tentacles; undercooked octopus will be tough
• Pat octopus completely dry before grilling to achieve proper charring and prevent steaming
• Prepare the final dressing while octopus is hot to allow maximum flavor absorption

Octopus alla griglia is a cornerstone dish of Italian Mediterranean coastal cuisine, particularly in Southern Italy, Sicily, and Sardinia where octopus has been a dietary staple for centuries. The preparation emphasizes simplicity and quality ingredients, allowing the briny, delicate flavor of fresh octopus to shine with only lemon, garlic, and olive oil as accompaniment.

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