mix your buttermilk an sourcream in a small bowl stir till sourcream an buttermilk are combined add half your salt. pour over chicken then seal set in refrigerator and let marianate 24 hrs. turning chicken occasionally.
preheat oven to 375 degrees farinheit. grease a large baking pan.In a small bowl combine egg and water. in a shallow dish mix bread crumbs, sage,thyme, powdered chicken broth, pepper, add the remaining salt. drain chicken, discard the merinade. dip chicken pieces 1 at a time into egg mixture, cover with crumb mixture.
add chicken halves seperated in large baking pan. bake chicken in preheated oven do not cover your chicken for 30 minutes or until dente do not turn chicken while baking. serve with buttered seasoned egg noodles