2) Soak the onion rings in milk for 5 minutes to remove some of the strength of the flavour. Remove and coat in the seasoned flour, before deep frying in vegetable oil for 2–3 minutes until golden brown.
3) In a food processor, blitz the chickpeas with the cayenne pepper, paprika, chives and lemon juice.
4) Remove the burger from the oven and serve atop the toasted ciabatta with the humous and onion rings.