Cooked P.E.I. Mussels in Garlic Butter Sauce Special! from $6.99 Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Pre-cooked whole P.E.I. mussels. Cooked in garlic and butter sauce. Naturally gluten-free. Sold in a 454g retail box. Aquaculture, ocean-wise recommended. Product of Canada. Tweet Pin it