Defending Fortrock Quest

Requirements
To start this quest you will need to meet the guards chief of Fortrock. When he is not on service, he can be found at the local tavern. You also need to fulfil the following requirement:

• Being at least an Advanced Apprendice (title number 5).

Requests
He will ask you a good stock of 3 different potions, with two effects each:

• 50 potions with Magic Shield and Mental Shield effect
• 50 potions with Invisibility and Speed effect
• 50 potions with Agility and Courage effect

He don't cares about vial, colour, taste and such, but he wants the potions to have at least 90% of precision.

Rewards
At each delivery he will give you 50 units of an aromatic ingredient (in order: Dwarf Cinnamon, Timus, Laurelium). Besides that, at the last delivery he will give you 1 dwelf ice horn.