[header] How to use a charcoal grill [title] Lay briquettes in a charcoal chimney. [step] About 3 pounds (1.4 kg) will be enough to fill most chimneys, and for most grills. Your chimney may also have a fill line. 
If so, use that as a guide. [substeps] A charcoal chimney is basically a metal cylinder with a grate at the bottom, holes in the side, and a handle on the side.