In celebrating the All-Stars of the farmers’ market — asparagus, heirloom tomatoes, emmer wheat — farm-to-table advocates are often guilty of ignoring a whole class of humbler crops that are required to produce the most delicious food. . . .

Perhaps the problem with the farm-to-table movement is implicit in its name. Imagining the food chain as a field on one end and a plate of food at the other is not only reductive, it also puts us in the position of end users. It’s a passive system — a grocery-aisle mentality — when really, as cooks and eaters, we need to engage in the nuts and bolts of true agricultural sustainability. Flavor can be our guide to reshaping our diets, and our landscapes, from the ground up.

The thoughtful Dan Barber of Blue Hill on what some of the missing elements in achieving a sustainable food system might be. And how crucial chefs and consumers are.