--- ../src-base/minecraft/net/minecraft/tileentity/TileEntityBrewingStand.java
+++ ../src-work/minecraft/net/minecraft/tileentity/TileEntityBrewingStand.java
@@ -13,17 +13,55 @@
 import net.minecraft.nbt.NBTTagList;
 import net.minecraft.potion.PotionHelper;
 
+// CraftBukkit start
+import net.minecraft.server.MinecraftServer;
+import org.bukkit.craftbukkit.entity.CraftHumanEntity;
+import org.bukkit.entity.HumanEntity;
+import org.bukkit.event.inventory.BrewEvent;
+// CraftBukkit end
+
 public class TileEntityBrewingStand extends TileEntity implements ISidedInventory
 {
     private static final int[] field_145941_a = new int[] {3};
     private static final int[] field_145947_i = new int[] {0, 1, 2};
-    private ItemStack[] brewingItemStacks = new ItemStack[4];
-    private int brewTime;
+    public ItemStack[] brewingItemStacks = new ItemStack[4]; // CraftBukkit - private -> public
+    public int brewTime; // CraftBukkit - private -> public
     private int filledSlots;
     private Item ingredientID;
     private String field_145942_n;
+    private int lastTick = MinecraftServer.currentTick; // CraftBukkit
     private static final String __OBFID = "CL_00000345";
 
+    // CraftBukkit start
+    public List<HumanEntity> transaction = new java.util.ArrayList<HumanEntity>();
+    private int maxStack = 64;
+
+    public void onOpen(CraftHumanEntity who)
+    {
+        transaction.add(who);
+    }
+
+    public void onClose(CraftHumanEntity who)
+    {
+        transaction.remove(who);
+    }
+
+    public List<HumanEntity> getViewers()
+    {
+        return transaction;
+    }
+
+    public ItemStack[] getContents()
+    {
+        return this.brewingItemStacks;
+    }
+
+    public void setMaxStackSize(int size)
+    {
+        maxStack = size;
+    }
+    // CraftBukkit end
+
     public String getInventoryName()
     {
         return this.hasCustomInventoryName() ? this.field_145942_n : "container.brewing";
@@ -46,12 +84,17 @@
 
     public void updateEntity()
     {
+        // CraftBukkit start - Use wall time instead of ticks for brewing
+        int elapsedTicks = MinecraftServer.currentTick - this.lastTick;
+        this.lastTick = MinecraftServer.currentTick;
+
         if (this.brewTime > 0)
         {
-            --this.brewTime;
+            this.brewTime -= elapsedTicks;
 
-            if (this.brewTime == 0)
+            if (this.brewTime <= 0)   // == -> <=
             {
+                // CraftBukkit end
                 this.brewPotions();
                 this.markDirty();
             }
@@ -141,7 +184,19 @@
         if (this.canBrew())
         {
             ItemStack itemstack = this.brewingItemStacks[3];
+            // CraftBukkit start
+            if (getOwner() != null)
+            {
+                BrewEvent event = new BrewEvent(worldObj.getWorld().getBlockAt(xCoord, yCoord, zCoord), (org.bukkit.inventory.BrewerInventory) this.getOwner()
+                        .getInventory());
+                org.bukkit.Bukkit.getPluginManager().callEvent(event);
 
+                if (event.isCancelled())
+                {
+                    return;
+                }
+            }
+            // CraftBukkit end
             for (int i = 0; i < 3; ++i)
             {
                 if (this.brewingItemStacks[i] != null && this.brewingItemStacks[i].getItem() instanceof ItemPotion)
@@ -280,7 +335,7 @@
 
     public int getInventoryStackLimit()
     {
-        return 64;
+        return this.maxStack; // CraftBukkit
     }
 
     public boolean isUseableByPlayer(EntityPlayer p_70300_1_)
