I tried the Weber Traveler, the new $325 collapsible, portable grill. Here's what happened - CNET
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Amazon.com : Caveman Grill Mini - Lightweight and Portable Grill for Camping That Folds Completely Flat, Weights Under 2 pounds, Feeds 8 People and fits in Your Backpack. Designed for Hiking,Tailgating. :
Everdure CUBE Portable Charcoal Grill for Travel BBQing in 2 Colors on Food52