Step 1 - Create a hot water bath, put the chocolate in a medium sized metal bowl, place the bowl (with the chocolate) in the water, and melt the chocolate slowly. Be careful not to burn the chocolate.
Step 2- In a non-stick silicone tray, fill the bottoms about a quarter of the way with chocolate.
Step 3- Freeze for 30 minutes (or until frozen solid).
Step 4- Add PB layer (half a tablespoon at most if not lest, you have to eyeball it). Freeze again for 30 minutes. Then add rest of melted chocolate
Step 5 - Freeze again overnight, and enjoy! Keep refrigerated.