Olive oil
1 medium onion, sliced
2x 500g bottle Heinz Chilli passata
600g cooked skinless chicken, shredded
350g of mixed grated cheddar, mozzarella and red Leicester
8x 20cm/8inch tortillas
1 large vine tomato, chopped
1 avocado, chopped
1/2 small red onion, finely chopped
Small handful coriander leaves, finely chopped
Juice of 1 Lime + extra lime wedges to serve
Sea salt and black pepper
Preheat oven to 200c/180c fan/gas mark 6