1: Pre heat a fan oven to 100C or 220F
2: Grind herbs until medium to fine
3: Place herbs in ceramic dish and cover with foil.
4: Place the dish into the oven for 30-40 minutes.
5: Prepare the solution use a ratio of 8ml liquid to 1g herb for a low strength, 5ml of liquid for a medium strength
6: Use 7 parts Vegetable Glycerine to 3 parts Propylene glycol
7: Remove herbs from the oven and allow to cool before removing foil
8: Place herbs into mason jar containing solution and mix well.
9: Place jar into hot water bath and shake/swirl every 15-20 minutes.
10: Continue this for 2-3 hours.
11: Keep lid on for the entire process.
12: Once the time is done, remove from the heat and allow the jar to cool until you can handle it safely.
13: Place contents of the jar into material, and then proceed to squeeze out the liquid. You can use a potato/rice press, fine sieve, cheese cloth to help with this process.
14: Collect liquid with syringes and place into the dropper bottles.
15: Add any flavourings your might want to add (optional)
16: Enjoy end product, store in a cool – dark place and use in any e-cigarette you wish. Product will last up to 12 months.