Chicken w/ Leek Sauce recipe

400 gr deboned breast of chicken, salt & pepper, 1 tbsp butter, 1 tbsp flour, 1 cup white wine, 1 cup chicken stock, 1 cup cream,1 tbsp dry white vermouth, 2 leeks cleaned and cut in rings, 1 finley minced onion, 1 cup roasted wallnuts.

salt and pepper chicken add flour, saute for 1 min on both sides in hot butter, add onions and leek let simmer until limp , add wine and reduce to 1/2, add stock & vermouth, let simmer for 5 min. add cream heat up and place on dish, sprinkle nuts on top.