Zest one orange, put it aside.
Peel the other orange with a knife. Using the knife carefully remove the white membrane and pips of both oranges then divide the flesh into segments. Collect the juice.
Thinly slice the garlic. Deseed the chilli, finely chop the flesh.
Heat the butter and the oil in a large frying pan.
Add the garlic, walnuts and chilli, then fry for 1-2 minutes. Add the kale and chickpeas, stir through. Cook, covered, for about 5 minutes.
Add the orange chunks, juice & zest to the kale. Stir for 1-2 minutes until warmed through.
Season to taste, serve warm.