A Brewing Stand is a crafting station in the game Minecraft used to create potions. Players can place water bottles and various ingredients, such as Nether Wart and Glowstone Dust, to brew different effects. The stand requires blaze powder as fuel to operate. To use a Brewing Stand, players first add blaze powder to activate it. Then, they can place up to three water bottles in the bottom slots and add the desired ingredients in the top slot. After a short time, the potions will be ready, providing various benefits like healing or speed boosts.