Divide the ski fillet into two pieces and cut lightly into the skin 2-3 times.
Steam the onion in a pan in a little oil until translucent, then deglaze with the white wine. Add the sauerkraut and simmer over a low heat for approx. 20 minutes.
In the meantime, peel the apple and cut into small pieces. Fillet the orange and cut it into small pieces. Add to the herb after twenty minutes. Pour in the cream and let everything simmer until it has the desired consistency. This takes about 10 minutes. Season with salt and pepper and season with the agave syrup or sugar.
Put some flour on a flat plate and roll the skri fillets in it. Fry the fillets in a little oil on both sides in a hot pan for approx. 3 - 4 minutes.