At its best, a mandoline allows cooks to slice fruit and vegetables much more precisely, consistently, and quickly than they could with a chef’s knife. Some models have attachments that allow you to julienne foods or make waffle cuts as well. Used properly—and safely—the mandoline can be a magical device, turning out produce that looks like it’s been cut by a chef from a three-star restaurant, and in record time. But all too often, these tools disappoint us; they cut poorly, skid around, or are just plain dangerous to use. We wanted to know which mandolines were best, so we bought eight models, priced from about $24 to about $200, and put them to the test, using them to slice tomatoes, potatoes, fennel, beets, and eggplant and (where applicable) to…
