How to Roast, Peel and Seed Poblano Chiles
Place chiles on rack of broiler pan. Broil until skins are charred or covered with black blisters, turning occasionally. Place hot chiles in sealable plastic bag; seal bag. Let stand 10 minutes. Remove chiles from bag. Place chiles under cold running water and remove peels, being careful not to break the skins. To remove the seeds, make vertical cut in each chile. Remove small cluster of seeds attached to the base.