Pat chicken dry, season with salt, and stuff cavity with red pepper and herbs if desired.
Tie legs and wings; rub exterior with oil and more salt.
Build a steady bed of coals or controlled fire.
Roast chicken over the fire, turning regularly, until internal temperature reaches 165°F.
Mix flour, egg, and water or milk into a soft dough; rest briefly.
Roll dough, fill with cheese, seal, and cook in a buttered skillet until golden on both sides.
Slice cabbage and chop tomato; toss with lemon juice and salt.
Rest the chicken, slice, and serve with flatbread and salad.