I use a vegan, 70% cocoa solids dark chocolate. To help to coat the balls with the chocolate more easily, add an optional 1 tsp of coconut oil to the melted chocolate. Store in the fridge, they will last for 8-10 days. They also freeze well. *This post contains affiliate links. I may receive a small commission when you purchase through these links (at no extra cost to you). I only endorse products that I personally use or have tested.