Though there are a number of producers of almond and even cashew milk, pistachio milk is not something we've seen much before. The Three Trees pistachio milk is a soft green color, and the flavor is pretty darn close to pistachio gelato, though it's definitely less sweet. The pistachio pulp is left in (the milk is 25-30% solid nuts by volume) so you do get a touch of powdery pistachio texture on your tongue, but that just enhances the potent 'whoa, this tastes like pistachios!' sensation. This nut milk is bold, flavorful, and unusual. We've gotten a little obsessed with this one: it's a little weird, but we really like it.