Heat the oil in a frying pan and sear the duck breast on 2 or automatic cooking zone 8-9 for 5-6 minutes on the skin side at the beginning.
Then cook in an open roasting pan in the heated oven until done.
Circuit: 200 to 220 degrees , 2nd slide bar v. U.
180 to 200 degrees , convection oven 12-15 min.
Keep the duck breast warm. Boil calvados and water.
Add apple slices for about 3 minutes, take out, add juice to roast stock, fill up with chicken soup to 3/8 liters, add pepper, boil everything together. Bind the sauce with sauce thickener, season with salt, juice of one lemon, maybe a little Calvados and Worcestershire sauce.
Warm the apples in the calvados sauce. Slice duck breast, bring to table with sauce. Serve with potato dumplings.