Defrost the peas. Peel, wash and finely dice the carrots. Clean the leek, cut into fine rings and wash. Heat the fat in a pot. Sweat carrots and leek in it.
Pour vegetable stock into the pot, bring to the boil and simmer for about 3 minutes. Take out half of the vegetables. Puree the rest of the vegetables in the broth. Add remaining vegetables and peas and simmer for about 3 minutes, season with pepper.
Prepare the pasta in boiling salted water according to the instructions on the packet. Wash the meat, dab dry and season with salt and pepper. Heat 1 tablespoon of oil in a frying pan. Brown 6 turkey steaks on both sides and fry for about 2 minutes on each side.
Fry the rest of the steaks with 1 tablespoon of oil as well. Drain the noodles. Arrange noodles, turkey steaks and vegetable sauce on plates. Garnish with parsley.