The two-zone fire method is a great way to cook a number of items on an outdoor charcoal grill. This method applies both direct and indirect heat to the food items on the grill. In order to achieve the two-zone method, fill an aluminized steel chimney starter and allow the coals to turn gray. Next, spread the coals into a single layer across one half of the charcoal grate. Finally, put the cooking grate in place and allow the coals to burn down.

This is one of many useful techniques developed by the chefs that work for weber-stephens in the weber restaurant.  of course they use a lot of weber accessories but the results cannot be disputed!

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Grill with gusto: Asparagus with vinaigrette, chipotle cheeseburger, honey glaze – Canada.com