Originally Posted by oldbill
After starting with charcoal, you really shouldn't have to add any more during the cook. With the exception of occasionally having wet or unseasoned wood, the splits that you are putting in, (I average a split every 45 minutes or so) should maintain a coal bed.
Yes, they should, but if you've ever had a split roll off your coal bed, or got distracted from babysitting your cooker, or any of a thousand other real-world things (chit) happens, it's good to have a backup plan! A chimney of charcoal will get you back in the game (and back to burning wood) in a hurry.
Head Groundskeeper - Squirrel Haven Estate, Lenexa, KS
Chief Cook of the infrequently competitive Fullwood Bros' BBQ Team
Cigar Lounger, Malt Beverage Tester
Owner/Operator of: Superior "Stealth" SS2, Brinkmann "Lefty" Bandera clone (retired), Comalco Black Dog grill, and various Weber kettles.
World's fastest Belgian/Cuban Racing Yellow thermapen.