Soak the cashews in the water overnight under refrigeration. Alternatively, bring the water to a boil, remove from heat, add the cashews and soak for 3 hours.
Reserve 1 oz. of the soaking liquid.
Drain the cashews.
Blend the reserved water and cashews.
Add the lime zest, lime juice, nutritional yeast and the spices.
Purée until smooth, scraping down the sides as needed.