Chicken with walnuts (Pule me arra)

Ingredients

 * 500 gr. chicken
 * 3-4 Tbs butter
 * ½ cup of tea peeled walnuts
 * 5-6 cloves garlic, crushed
 * pepper
 * salt
 * 1-2 Tbs flour
 * 2 Tbs vinegar
 * 5-6 cups water

Directions

 * 1) Simmer chicken in water seasoned with salt to taste until tender, about 1 hour. Remove chicken from cooking water, reserving 1-cup stock. Cool chicken slightly, then cut into 4 portions.
 * 2) Melt 2 tablespoons of butter in large skillet. Add chicken pieces and saute until lightly browned. Remove chicken pieces and keep warm.
 * 3) Melt the remaining butter in a saucepan. Add flour and cook, stiring constantly, until lightly browned. Add stock and bring to a boil, stirring constantly to avoid lumps. Add vinegar, garlic, walnuts and salt and pepper to taste. Stir and cook until warm. Spoon sauce over chicken pieces.