A buttery concoction with just the right amount of spice. Try Zatarain’s Cajun Injector Creole Butter liquid marinade refill next time you’re cookin’ up chicken, pork or turkey. With our Original Injector (sold separately) you can deliver big flavor to the core of your favorite meat- in minutes! Please note injector sold separately. With Cajun Injector, you’re just three easy steps from a delicious meal the whole family will love. First, assemble the injector needle. Then pull the exact amount of marinade into the needle from jar.