You can find Stormstout Brewery dungeon within Valley of the Four Winds.
The coordinates are (35.9,68.4)
Kill 40 monkeys (counter on screen) to engage the 1st boss.
After 1st boss theres a room full of hoplings, they keep spawning so run through & take them to the end, kill the boppers then use the hammers to smash them all.
/i Tank will take damage from Ground Pound (large frontal cone), group stay behind boss to avoid. Throws bananas to increase his speed & damage, this stacks. Avoid or jump onto barrels & roll into boss.
/i Turns in a circle, avoid this frontal cone Carrot Breath. During Furlwind boss will spin around platform, run away. Adds will spawn. Kill the Boppers, they will drop hammers. Use the hammer to damage & kill the adds.
3. Yan-Zhu the Uncasked
/i 1 player must also be in melee range to avoid Brew Bolt. If player has Bloat (brew coming out ears) stay away from them. Bloat players keep on move/jump to get rid of stacks (if reaches 10 you are stunned). Click on bubbles to fly into air.