Ingredients:

• daisy roots (chopped)
• shrivelfig (skinned)
• caterpillar (sliced)
• rat spleen
• leech juice

• Prepare all ingredients ahead of time. Daisy roots should be evenly chopped. Make sure all of the peel is removed from the shrivelfig. Caterpillar slices should be small and even. Rat spleens and leech juice will be provided by the professor (please walk carefully to the desk at the front of collect them before you begin brewing the potion).
• Add daisy roots, shrivelfig, and caterpillar slices to 500 mL boiling water. Stir (direction is unimportant) for 2 minutes.
• Add one rat spleen and a dash of leech juice. Allow the solution to stew, stirring occassionally, for half an hour.
• Write your name and house on two vials. Carefully distribute your potion into the two vials and bring one to the front for grading.