Adventures Most Foul

 D&D CLASS , a  D&D CLASS, and a walk into a  ADJECTIVE Tavern called the  ADJECTIVE  NOUN. Inside they find themselves surrounded by  ADJECTIVE townsfolk. Approaching the barkeep,  PERSONS NAME , they ask if he might have heard rumors of a great treasure. "Why sure I have," the barkeep says. "Why, there's a cavern in the hills, said to contain  NUMBER pieces of  NOUN!" Folks who go there never come back! It's guarded by a  MONSTER." The adventurers thanked him, and journeyed on their way, but not before buying enough  FOOD and for the journey.