King Oscar exclusively offers smaller North Atlantic mackerel for milder flavor, better texture, and superior quality fillets. They are hand-filleted with care to remove bones and skin and hand-packed in pure olive oil, perfectly seasoned with real natural lemon juice. King Oscar Royal Fillets Mackerel in Olive Oil with Lemon are high in protein and feature heart-healthy omega-3s plus vitamins, and mineralsâperfect for keto, paleo, and Mediterranean diets. With a no-mess, easy-open lid, you can...