Green Chile Cheeseburgers

In New Mexico, where this burger is ubiquitous, flat green chiles from the Hatch Valley are the first choice. They’re flavorful with mellow, herbal heat, not blow-your-head-off hot. Anaheim and poblano chiles are common replacements, though they can be milder—Hatch chiles are increasingly easy to find. But use whatever heat level you like.

Put the chiles…