Potion brewing in Minecraft: every recipe in one place
One Blaze Rod crafts into 2 Blaze Powder.

Blaze Powder is ground blaze rod, the fuel of brewing stands and a strength ingredient.
It is made with the Crafting Table from Blaze Rod.
One Blaze Rod makes two powders. It fuels the Brewing Stand, brews Strength from an awkward potion, and combines with an ender pearl into an Eye of Ender and with a slimeball into magma cream.
Blaze Rod → 2 × Blaze Powder
// Slots with several items cycle through every accepted option.
One Blaze Rod crafts into 2 Blaze Powder.
In a Brewing Stand fuelled with Blaze Powder, add a Fermented Spider Eye to a Water Bottle to get a Potion of Weakness (no Nether Wart needed), then add Gunpowder to…
Combine 1 Ender Pearl and 1 Blaze Powder in any crafting grid to get 1 Eye of Ender.
At the Crafting Table: 1 × Blaze Rod gives 2 × Blaze Powder.
It fuels brewing and makes eyes of ender. It is an ingredient in 3 recipes, made at the Crafting Table; for example Eye of Ender, Fire Charge and Magma Cream. Brewing: it turns potions into Mundane Potion and Potion of Strength.