Mango lime lassi bircher

Fruit and vegetables

1 lime, juice and zest

450g/1lb tinned mango pulp (buy in the world food aisles of most supermarkets or Asian shops, or make your own using fresh mangoes)

1 fresh mango (or a 420g/15oz tin of mango in syrup, drained), chopped into small pieces

6 large mint leaves, finely chopped

small handful fresh mint, finely chopped