Dover Sole, also known as common sole and black sole, has a mild, sweet flavour with very firm, small flaked flesh. It's a delicacy and mainstay of European cuisine. Dover Sole flesh remains a pure white colour even after cooking.
IQF stands for Individual Quick Frozen. IQF results in a higher quality product compared to block freezing. It's good for food sustainability, as you can defrost and use the exact needed quantity instead of thawing the whole block.