In a microwave-safe bowl, add the peanut butter and honey. Depending on the consistency of your peanut butter you might need to microwave the mixture for 15 seconds at a time until it is liquid enough to stir with the honey.
Stir in the Vanilla Milkshake Premier Protein Whey Powder and the oat flour. Mix well until the mixture is smooth. Stir in a few chocolate chips.
Lay out a large piece of plastic wrap. Roll the dough out into a rectangle that is about 6-7 by 3-4 inches. Carefully fold the dough until you get a uniform shape. Wrap the dough in the plastic wrap and lay it flat in the freezer. Allow it to harden for 20 minutes.
Remove the large bar from the freezer and cut it into 12 equal size bars. Melt the rest of the chocolate in a microwave-safe dish 15 seconds at a time until it is spreadable. Spread the chocolate on top of each bar. Put them back in the freezer for a few more minutes to harden up again.
Store in an airtight container in the fridge.
* To make your own oat flour put old fashioned oats in a food processor or high-speed blender. Mix until you get a powder. Sift the powder to get a fine oat flour. To make it gluten-free use gluten-free oats.