Burn the fire down to coals. THEN:
In aluminum foil, put fish/chicken/or meat sliced with sliced veggies, salt, pepper, and butter or olive oil. Seal it up with a pocket of air left inside. Fold over the edges tightly. Put it in the coals and bake for 20 min per pound
Wrap potatoes...
Separate chicken from the sauce. Put sauce in saucepan. Bring to boil and let the steam evaporate the excess liquid. It might take 1/2 hr. Then add some sauce again and heat. Serve over the chicken.