On the other side, place a pan filled with water. Sprinkle presoaked hardwood chunks on the embers to start the smoking. Place the trout skin-side-out on the cooler half of the grill, over the water.
Sprinkle wood chips over the coals, and blow on them to start the wood smoking. Place the rack holding the trout fillets on top of the bricks and cover the grill, leaving the top and bottom vents ...