Birria de chivo — goat stew — is a specialty here, and the one used to fill tacos is deeply layered with flavor. Be sure to ask for the handmade corn tortillas when ordering tacos, which you can get with carne asada (hard to find in Dallas), tangy carne adobada (marinated pork), barbacoa roja and other fillings. Try an off-the-menu taco ahogado, a corn tortilla filled with birria de chivo and...