As I pull a pseudo-explanation out of my ass...
Azrael had finally located his skillet, and set about getting the steaks cooking. "I do," he replied. "I like the way different things taste, but a human body also needs fuel to keep going. Otherwise I can't do my jobs as well."
"And that reminds me, I should probably tell you what, exactly, I do." He pressed one of the steaks flat with a spatula, wondering how to proceed.