Place the Raw Cashews (1 cup) in water and soak for eight hours, or overnight (up to twelve hours).
Put cashews in blender or food processor and purée until fine, scraping down the sides.
Add the Maple Syrup (1/4 cup), Vanilla Extract (1 teaspoon), Salt (1/4 teaspoon), and Water (4 cup) and purée until smooth, scraping down the sides again if necessary.
Transfer to storage jars and chill. Shake before using and use within 2-3 days.