Feb 3, 2017 · How to Build a Long-Lasting Charcoal Fire 1. The Ember Spread Method. Intersperse unsoaked wood chips or chunks among the unlit charcoal. Place a paraffin fire starter in the center and position 3 coals over it. Light the starter. Once the 3 pieces of charcoal are lit, close the lid and adjust the vents to obtain a temperature of 225 to 250