Gooseneck barnacles are edible—a delicacy known as percebes in Spain and Portugal. The muscular stalk tastes like a mix of clam and lobster, often boiled or steamed. Flame broiling could add a smoky flavor, but clean them well and don't overcook to avoid toughness. Perfect for a unique lunch specialGooseneck barnacles are edible—a delicacy known as percebes in Spain and Portugal. The muscular stalk tastes like a mix of clam and lobster, often boiled or steamed. Flame broiling could add a smoky flavor, but clean them well and don't overcook to avoid toughness. Perfect for a unique lunch specialGooseneck barnacles are edible—a delicacy known as percebes in Spain and Portugal. The muscular stalk tastes like a mix of clam and lobster, often boiled or steamed. Flame broiling could add a smoky flavor, but clean them well and don't overcook to avoid toughness. Perfect for a unique lunch special!