Prepare the smoker for barbecuing, bringing the temperature to 200°F to 220°F.
Arrange the chips in a shallow smoke-proof dish or in a piece of heavy-duty foil molded into a small tray. Sprinkle with chili powder. Place in the smoker and cook until the chips are warm throughout and have taken on a light but identifiable smoke flavor, 5 to 15 minutes. Serve imme