Place dates, coconut, pumpkin seeds, lime zest, and vanilla in the bowl of a food processor fitted with a metal S blade. Pulse or mix until the mixture comes together in a big ball. If your mixture is a little dry, add 1 tsp of lime juice at a time as needed to help everything come together.Roll into small bite-sized balls. Dip in additional dried coconut if desired. Store in an airtight container in the refrigerator up to 1 week.