Wash the potatoes and cook with the skin in salted water for 15-20 minutes.
Clean, wash and cut the kale into large pieces. Peel onions and cut into fine slices. Remove the skin of the chorizo. Cut the sausage into thin slices. Halve the apricots.
l in a casserole dish. Turn the apricots one after the other, then the chorizo and fry for about 2 minutes each time. Add the onions to the hot frying fat and fry well.
Add cabbage and fry briefly. Pour on the stock. Cover and stew for about 15 minutes.
Drain the potatoes, rinse with cold water and drain well (dab dry if necessary). Cut potatoes in half lengthwise. Heat clarified butter in a pan and fry the potatoes until golden brown. Season with salt.
Mix the apricots and chorizo into the kale. Braise for another 5-10 minutes. Season to taste with salt and pepper. Mix crème fraîche and mustard. Serve with kale and potatoes.