Do You Know if You're a Coward?

In mediaeval welsh tradition, there are 13 treasures of the island of britain. There's a cauldron owned by drenwich which can tell brave men from cowards. The water in this caldron will not boil meat for a coward, but will quickly boil meat if it is cooked properly. Jocam basically said to just be massive enough to cook an entire wedding feast within it. Eventually falls into the possession of king arthur. Some tellings, buty. I guess it's likeif you're not sure if somebody is as brave or cowardly, you just have them bring forth their chicken cutlets throw them into the caldron here and see what