Minecraft wiki entry for Survival_in_an_infinite_desert, associated text: You need a brewing stand and at least 1 blaze powder, which you should have gotten from blaze. The other ingredients are more difficult. To get the water bottles, you need to get it from bartering with piglins. The spider eye can be obtained from killing spiders. To get the brown mushroom, find it underground or in the nether. You have to get the sugar from killing witches.