To a food processor, add oats, cashews, and cacao powder. Process until mixture resembles a fine flour. Add dates, almond butter, and water. Pulse until mixture comes together. Add a tbsp or two more of water if needed. Add chopped dark chocolate and pulse until combined.

Take a heaping tbsp of dough and roll into a smooth ball. Repeat with the rest of the dough. Store in an airtight container in the freezer.