Mum's Biryani - Lamb or Chicken - My Mum's Biryani is. to. die. for. It is loved by all 6 of us siblings and our friends too. It is vibrant, aromatic and full of rich aromatic flavour. You can use either Lamb, Chicken or Veg in this recipe. This is Biryani for a crowd. It will feed at least 20 people. Ideal for Eid or a gathering.