A furnace is a block in Minecraft used to smelt ores, cook food, and create other items. It is one of the most important blocks in the game, as it allows players to progress through the game by obtaining new resources and items.
To make a furnace, players will need to collect eight cobblestone blocks. These blocks can be found by mining stone with a pickaxe. Once the cobblestone blocks have been collected, players can open their crafting table and place the blocks in the following pattern: