Perfect for cooking meat, staying warm and providing light.
— In-game Description

The Campfire is a structure that can be used to cook Raw Meat into Cooked Meat, Raw Prime Meat into Cooked Prime Meat, Raw Fish Meat into Cooked Fish Meat, and Raw Prime Fish Meat into Cooked Prime Fish Meat with fuel (Thatch, Wood, Sparkpowder, or Angler Gel). Burning Wood also produces Charcoal.