-At least 94 Herblore
-Able to click fast
-"Make All" turned off (Can be done by typing ::settings)
How to do it!
1. Buy a bulk amount of materials to make Super Prayer potions (Bonemeal and Prayer potion
2. Withdraw 14 of each
3. Put one Prayer Potion, and one Bonemeal right next to each other at the bottom right of your inventory, depicted below in the GIF.
4. Click the Bonemeal (Use) and then click the Prayer Potion (Use Bonemeal on Prayer Potion) in quick succession
5. Repeat steps 2-5 in quick succession to get fast PKP and Money, because you buy Bonemeal and Prayer Potions in GE for 40k each (Totals up to be 80k) and then you can sell to the Junk Store for 125k each! That's 45k each potion! WOW! . Also, if done quickly, you can get up to 200 PKP an hour!
GIF: