1 lime, zest only (juice used below)
1 lime, juice only
陆 small onion, finely diced
salt and pepper
200g/7oz frozen sweetcorn, defrosted
200g/7oz tomatoes, diced
400g tin Mexican-style bean mix or mixed beans in mild chilli sauce
150g/5陆oz long-grain rice, cooked according to the packet instructions or in a microwave (see tip)
1 tbsp white wine vinegar
8 tortilla wraps
200g/7oz plain yoghurt