, tanning leather hide can be crafted with the following recipes

Autolearned
Player Recipe
Primary skill used: survival(3)
Required skills: cooking(2)
Time to complete: 48 minutes
Tools required:
> 1 tool with cutting quality of 1
> 1 tool with food cooking quality of 2
> 1 tool with boiling quality of 1
> 1 tool with containing quality of 1
> hotplate (20 charges) OR multi cooker (20 charges) OR charcoal smoker (20 charges) OR integrated toolset (20 charges) OR atompot OR nearby fire OR chemistry set (20 charges) OR charcoal cooker (20 charges) OR hexamine stove (20 charges) OR gasoline cooker (20 charges) OR mess kit (20 charges) OR military mess kit (20 charges) OR lamp oil cooker (20 charges) OR soda can stove kit (20 charges) OR survivor mess kit (20 charges) OR CRIT mess kit (20 charges) OR heat cube (20 charges) OR heat cube (torch on) (20 charges) OR basecamp fireplace (20 charges) OR basecamp stove (20 charges) OR basecamp charcoal smoker (20 charges)
Components required:
> 2x clean water OR 2x water
> 1x tanbark OR 2x acorns OR 2x hops flower OR 6x pine bough
> 2x salt water OR 10x saline solution OR 10x salt
> 1x tainted tallow OR 1x tallow OR 1x mutant tallow OR 1x human tallow OR 1x mutant humanoid tallow OR 1x lard OR 1x mutant lard OR 1x human lard OR 1x mutant humanoid lard
> 6x cured hide
Byproducts:
(none)

Player Recipe
Primary skill used: cooking(4)
Required skills: survival(3)
Time to complete: 20 minutes
Tools required:
> 1 tool with chemical making quality of 1
> 1 tool with food cooking quality of 3
> 1 tool with boiling quality of 2
> 1 tool with containing quality of 1
> hotplate (10 charges) OR multi cooker (10 charges) OR charcoal smoker (10 charges) OR integrated toolset (10 charges) OR atompot OR nearby fire OR chemistry set (10 charges) OR charcoal cooker (10 charges) OR hexamine stove (10 charges) OR gasoline cooker (10 charges) OR mess kit (10 charges) OR military mess kit (10 charges) OR lamp oil cooker (10 charges) OR soda can stove kit (10 charges) OR survivor mess kit (10 charges) OR CRIT mess kit (10 charges) OR heat cube (10 charges) OR heat cube (torch on) (10 charges) OR basecamp fireplace (10 charges) OR basecamp stove (10 charges) OR basecamp charcoal smoker (10 charges)
Components required:
> 2x clean water OR 2x water
> 10x lye powder OR 10x aspirin
> 6x cured hide
Byproducts:
(none)
--
This recipe can be found in the following books when cooking is at least the required level:
Outdoor Survival Guide (level 6)
chemistry textbook (level 5)
The Modern Tanner (level 4)