Or a shuttle driver named Buttons offers you a few packets of trail butter to try. “My boss makes these,” she said, handing over a half-dozen sleeves of Canyon Crack. In 35 years of backpacking, adventure racing, and triathlon, I’ve probably consumed more than 7,000 packaged snacks—energy gels, gorps, jerky, and way too many bland bars—and few have excited my tastebuds like Canyon Crack. There are four sizes to choose from: single sleeves ($3.20 for 1.2 oz. The single sleeves slip neatly into a pocket for trail runs and rides, but the cost and packaging add up fast.