Mix the protein powder, flours, and salt together. Add the coconut oil, syrup and vanilla and mix thoroughly.
Add the chopped chocolate and fold it into the dough mixture.
Place dough in a 12x12 cake pan and flatten with a spoon or spatula. Place them in the freezer for 20 minutes or refrigerate until hardened.
Cut and serve! Or wrap them in plastic wrap and store in the fridge for a great snack on the go.