Braised Chicken with drippings

1 3/4 lb Sweet or possibly warm Italian sausage 3 med Onions , thinly sliced 3 med Red or possibly green bell peppers, . cut into strips 3 cl Garlic, chopped[...]

2 tablespoons butter , divided 2 chicken breast halves , bone-in, skinned 2 chicken thighs , bone-in, skinned 2 chicken drumsticks , bone-in, skinned 1/2[...]