Mutton liver is the sheep's liver, sold Fat-Off and diced or cut into chunks rather than as one whole piece. Certified Halal and produced in the UK, it has a denser bite than lamb liver and cooks in minutes — ideal for a quick curry like korma.Liver or Kidney: Which Is This?Liver and kidney are different organs with different textures, and this listing is liver only — sold diced in 10-15g, 25-30g and 50-60g pieces, or as 160-180g chunks, never whole. Kidney needs a shorter, hotter sear.Cuts, Dice Sizes and Pack WeightsThis liver comes Fat-Off, diced into 10-15g, 25-30g or 50-60g pieces, or cut into 160-180g chunks, packed from 500g up to 4kg. Go small for a quick curry; pick the chunks for a slower simmer.Mutton Liver QuestionsHow Soon Should It Be Cooked After Arrival?Cook it fresh the day it arrives, or freeze it that same day if you won't use it right away. Once frozen, allow around 12 hours to defrost fully in the fridge before cooking.