If you don't have sea salt, you can use plain water to soak the cockles.
Calories: 448kcal | Carbohydrates: 23g | Protein: 24g | Fat: 27g | Saturated Fat: 12g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 11g | Trans Fat: 1g | Cholesterol: 43mg | Sodium: 179mg | Potassium: 603mg | Fiber: 3g | Sugar: 7g | Vitamin A: 1039IU | Vitamin C: 29mg | Calcium: 161mg | Iron: 27mg