Marinated Japanese Style Eel Slice Unagi 250g (Frozen)Japanese food enthusiasts will be familiar with this Unagi sliced eel preparation and should always have a few pieces of this in the freezer ready to heat and eat. Unagi makes a great accompaniment to sashimi dishes. This particular type of Unagi is bred to have an oval shape, which makes it easier to work with when the meat is shredded or heated. It has a light and sweet flavour with a soft and chewy porous texture that makes it ideal for saucy