Sour Cream and Sweet Chilli Chicken Burgers

| 2lbs lean ground chicken mince

onion (, grated)

medium - large carrot (, grated)

egg (, lightly whisked)

sweet chilli sauce

breadcrumbs

vegetable stock powder ((vegeta))

salt to season

Olive oil

Sourdough bread rolls/buns ((or bread of choice))

Lettuce (, washed and roughly chopped)

reduced fat sour cream (, divided)

sweet chilli sauce (, divided)

Any other toppings you like