The Deflating Draught

Ingredients

• Your Size Handful of Knotgrass
  
• Three Leeches
  
• An Ounce and a Half of Bicorn Horn.
  
• Unicorn Horn

Spells and CharmsYou Will Need

• Aguamenti (Aguamenti Charm)

Lab Supplies You Will Need

• Stirring Stick
  
• Copper Cauldron
  
• Measuring Cup
  
• Mortor and Pestle
  
• Knife

Procedure

• Note: This is a no-heat potion, so do not worry about heating it.
  
• Halve your leeches.
  
• Grind your bicorn horn into a fine grain, using the mortor and pestle.
  
• With the aid of the Aguamenti Charm , add half a cup of water to your cauldron.
  
• Add the handful of knotgrass.
  
• Stir twice counter-clockwise.
  
• Add the three halved leeches.
  
• Allow the potion to sit for two minutes.
  
• Add an ounce of powdered bicorn horn.
  
• By now, you should be able to inhale a strong vinegar odor.
  
• Add the unicorn horn.
  
• Stir an additional three times counter-clockwise.
  
• Stir once once clockwise.
  
• Allow the potion to sit for seven and a half minutes.
  
• Note : Do not ingest this potion, as it will make you terribly ill. This solution is to be used externally only!
  

Other Characteristics of the Potion :

• Dark grey coloured in appearance.
  
• Gives off a very strong vinegar odor.
  
• Only known cure for the swelling solution.

Difficulty in making the potion :

• Complications in getting the ingredients: 2.5/5
  
• Perplexity of the potion (how complicated it is to make the potion): 1.5/5
  
• Usefulness of the potion: 2/5