In the oil put finely chopped leeks, salt, pepper, lightly crushed walnuts, a little milk and gently stew. In an oiled tray Place 2 thin peel, put the top part of the stew stuffing, again 2 sheets, stuffing, etc. by ends with sheet. Top pour egg broken with the rest of milk and bake in a moderate oven. Consumed within 1-2 days.