Preheat your oven to 350°F.
Spread the pistachios evenly on a rimmed baking sheet and toast for 5-6 minutes, until they are fragrant.
3-4 cups raw shelled pistachios
Allow the pistachios to cool.
Transfer the pistachios to a food processor.
Blend until smooth and creamy, stopping to scrape down the sides as needed. The pistachios turn into a ground flour like consistency, then into a large clumps, and, and finally to a creamy, glossy texture (this takes up to 10 minutes depending on your blender or food processor, the higher powered your food processor is, the better. If the mixture heats up or the machine struggles, and 1 tablespoon of water.
Add honey and sea salt, and pulse just until combined.
1 Tablespoon honey, Pinch of sea salt
Once cooled to room temperature, transfer the pistachio butter to a mason jar and seal with a lid. It can be stored at room temperature for 1 week or refrigerated for up to 1 month.