Steps
1. Preheat grill to medium-high heat. 2. Clean the octopus, removing the beak and innards. 3. In a bowl, toss the octopus with olive oil, salt, and pepper. 4. Grill the octopus for about 4-5 minutes per side until charred and cooked through. 5. Meanwhile, prepare the Lemon Herb Sauce by mixing lemon juice, parsley, garlic, red pepper flakes, and olive oil in a bowl. 6. Serve the grilled octopus drizzled with the Lemon Herb Sauce.