Cut salmon and swordfish into two pieces and place on the grill
Sprinkle chili pepper over swordfish
Squeeze juice of 1/2 the lemon over salmon
Grill for 3 to 5 minutes before flipping
Flip fish
Brush swordfish with melted butter and more chili pepper
Squeeze other 1/2 of lemon over salmon and sprinkle with black pepper
Grill until cooked through