Homemade Grilled Octopus Olive

Category: Fresh Seafood Recipes from Coast to Coast

Start by cleaning and tenderizing the octopus to ensure a soft, juicy result. Prepare a savory marinade using olive oil, freshly minced garlic, dried oregano, lemon juice, salt, and pepper. Coat the octopus thoroughly and let the flavors develop in the fridge, ideally overnight. Grill the octopus over medium-high heat until perfectly charred outside and meltingly tender inside. A final rest before serving lets the flavors settle, delivering a vibrant Mediterranean dish great for sharing.

Chef with a smile, ready to cook and serve.
Updated on Tue, 17 Jun 2025 15:28:34 GMT
A plate of food with a lemon wedge on top. Pin
A plate of food with a lemon wedge on top. | yummygusto.com

Nothing draws a crowd at a backyard dinner quite like homemade grilled octopus. This recipe captures both the smoky char of the grill and the bright Mediterranean flavors that make octopus so beloved. My family is always amazed by how tender the meat turns out with just a bit of prep and simple ingredients—it is easier than you think.

Cleaning and boiling the octopus used to intimidate me but after my first try I realized it is easier than expected. Now this dish is a warm weather favorite for both my family and friends.

Ingredients

  • Octopus: Brings a rich sea flavor that is the star of the dish. Look for fresh or thawed whole octopus with a shiny moist appearance
  • Olive oil: Adds richness and helps flavors penetrate. Use extra virgin for the best taste
  • Garlic: Fresh cloves make all the difference when it comes to boosting aroma. Choose firm heads with tight skin
  • Dried oregano: Lends a classic Mediterranean note. Greek oregano offers the most intense flavor
  • Lemon: Adds brightness and balances the briny seafood. Use fresh juicy lemons for the marinade and serving
  • Salt and pepper: Basic seasoning that sharpens every element. Use flaky salt or kosher salt and freshly cracked pepper for superior results

Step-by-Step Instructions

Cleaning and Preparing the Octopus:
If you have a whole octopus that has not been pre cleaned start by rinsing it thoroughly under cold running water. Remove the beak by pushing from the center of the tentacles and pulling it out with your fingers. Trim away the eyes and remove any internal organs you see. Rinse it inside and out until fully clean
Tenderizing the Octopus:
Bring a large pot of salted water to a gentle boil. Slide in the octopus and let it simmer uncovered for thirty to forty minutes. Check tenderness by piercing a thick tentacle with a knife—it should slide in easily. If you want a shortcut massage the octopus with coarse salt for five to ten minutes then rinse well
Marinating the Octopus:
In a small bowl whisk together olive oil minced garlic freshly squeezed lemon juice dried oregano a pinch of salt and black pepper. The oil will capture the flavors and help them seep into the meat. Place your cleaned octopus in a shallow dish and pour the marinade over. Toss until fully coated. Cover and refrigerate for at least an hour or let it sit overnight for even more depth
Grilling the Octopus:
Preheat your grill to medium high so the grates are hot but not smoking. Remove the octopus from the marinade and let any excess drip off. Place it directly on the grill grates. Lay the tentacles out so each gets good contact. Grill each side for fifteen to twenty minutes turning gently with tongs halfway through. You are looking for golden char marks and a crispy edge while the center stays juicy and soft
Serving the Octopus:
Move the grilled octopus to a cutting board or serving platter. Let it rest for a few minutes before slicing into bite sized pieces. Squeeze more lemon over the top right before serving. Serve with the pan juices and enjoy
A plate of cooked octopus with lemon wedges.
A plate of cooked octopus with lemon wedges. | yummygusto.com

Grilled octopus always reminds me of my first trip to a seaside village where a fisherman showed me how to clean and grill it with only a few simple ingredients. The smell of charred lemon and oregano always brings back those memories.

Storage Tips

Let any leftover octopus cool fully before sealing it in an airtight container. Store in the fridge for up to three days. You can reheat in a hot skillet or chop cold for a flavor packed salad. If you want to freeze leftovers wrap each piece tightly in plastic or vacuum seal for best results. Defrost in the fridge overnight and use within two months

Ingredient Substitutions

If you cannot find fresh octopus many seafood markets sell them frozen which work just as well for grilling. For the marinade you can use a blend of other Mediterranean herbs like thyme or marjoram in place of oregano. Lemon zest can be added if you want even more citrus aroma. And if oil is a concern try avocado oil for a more neutral taste

Serving Suggestions

Serve your grilled octopus with a simple green salad or alongside roasted potatoes. Drizzle more olive oil and a scattering of fresh herbs for color. I sometimes plate it tapas style with other Mediterranean appetizers olives roasted peppers and warm crusty bread. It is also wonderful over a bed of lemony lentils for a hearty meal

Cultural and Historical Context

Grilled octopus is a Mediterranean staple often found at seaside tavernas across Greece Spain and southern Italy. Each region has its favorite twist—some add smoky paprika others serve it with local olive oil and coarse sea salt. Making it at home brings a taste of storied coastal cuisine right to your grill

A plate of grilled octopus with lemon wedges on the side.
A plate of grilled octopus with lemon wedges on the side. | yummygusto.com

Grilled octopus turns an ordinary cookout into something unforgettable. It is straightforward with just enough hands on prep to feel truly homemade and the flavors always transport me back to adventures by the sea.

Recipe Q&A

→ How do you tenderize octopus before grilling?

Tenderize octopus by boiling it gently for 30-40 minutes, or by massaging with salt for 5-10 minutes, then rinse thoroughly.

→ What marinade works best for grilled octopus?

A mix of olive oil, minced garlic, dried oregano, lemon juice, salt, and pepper infuses the seafood with Mediterranean flavor.

→ How long should you marinate octopus?

Marinate in the fridge for at least 1 hour, though overnight gives the most flavorful result.

→ What’s the ideal grill temperature for octopus?

Preheat your grill to medium-high heat, around 400°F (200°C), for a perfectly charred exterior.

→ How do you know when the octopus is done?

The octopus is done when it's charred on the outside and feels tender when pierced with a fork.

Homemade Grilled Octopus Olive

Mediterranean-style grilled octopus seasoned with olive oil, garlic, lemon, and oregano for a savory meal.

Prep Time
15 min
Cook Time
40 min
Total Time
55 min
By: Sandra

Category: Ocean Flavors

Skill Level: Medium

Cuisine: Mediterranean

Yield: 4 Serves (1 whole grilled octopus)

Dietary Info: Low-Carb, Gluten-Free, Dairy-Free

What You'll Need

→ Seafood

01 1 whole octopus, cleaned

→ Marinade

02 60 ml extra virgin olive oil
03 2 garlic cloves, minced
04 1 teaspoon dried oregano
05 Juice of 1 lemon
06 Salt, to taste
07 Black pepper, to taste

Directions

Step 01

Rinse the octopus thoroughly under cold running water. Remove the beak, eyes, and innards if not previously cleaned. Tenderize by either boiling the octopus in simmering water for 30–40 minutes or vigorously massaging it with salt for 5–10 minutes, then rinse again.

Step 02

In a small bowl, whisk together olive oil, minced garlic, lemon juice, dried oregano, salt, and black pepper until well combined.

Step 03

Place the cleaned and tenderized octopus in a shallow dish. Pour the marinade over, ensuring even coverage. Cover and refrigerate for a minimum of 1 hour, or allow to marinate overnight for enhanced flavour.

Step 04

Preheat the grill to medium-high heat, approximately 200°C.

Step 05

Remove the octopus from the marinade and shake off excess. Grill directly on the grates for 15–20 minutes per side, turning with tongs halfway. The octopus is cooked when the exterior is charred and the flesh is fork-tender. Adjust cooking time depending on the size of the octopus.

Step 06

Transfer the grilled octopus to a platter and allow it to rest for a few minutes before slicing and serving.

Notes

  1. For optimal tenderness, allow the octopus to marinate overnight. Slice thick tentacles before grilling for thorough cooking.

Gear Required

  • Grill or barbecue
  • Mixing bowl
  • Tongs
  • Shallow marinating dish
  • Knife

Allergy Details

Double-check ingredients for allergens. If you’re unsure, talk to a health pro.
  • Contains shellfish and seafood allergens.

Nutrition Info (per serving)

Just for reference. It’s not a substitute for a nutritionist’s advice.
  • Calories: 220
  • Fat: 11 g
  • Carbs: 3 g
  • Protein: 28 g