The recipe calls for the basics; jalapeños, vinegar, salt, but also for Zatarain's Concentrated Liquid Crab Boil. (holajalapeno.com)
(You could also add a couple of tablespoons of Old Bay Seafood Seasoning or crab boil seasoning if you're so inclined.) (fieryfoodscentral.com)
Manhattan Inn chef Felipe Figueroa is venturing all the way down to Maryland to load up on fresh blue crabs for a bonafide crab boil for the Grub Crawl. (bonappetit.com)