(Description and picture is from Baker Creek, the parent seed company we support and purchase from. All credit belongs to Baker Creek).
"Wildly productive plants are smothered in leviathan-sized chocolate colored pods. These smoky and flavorful peppers average 4-6 inches and length, ideal for stuffing and roasting. High yields, fabulous sweet flavor and vigorous growth habit has earned brown jalapeño top marks in our pepper trials!"