
Spray an 8x8 pan with non-stick spray and line with parchment paper or foil. Set aside.
In a medium saucepan heat 2 cups peanut butter and maple syrup over medium heat, stirring constantly until fully combined and smooth. Add the ground oats and stir until fully combined. The mixture will be thick.
Press the mixture evenly into the prepared pan. Set aside.
In a small saucepan heat the chocolate, butter and the rest of the peanut butter over low heat until fully melted and combined.
Pour the melted chocolate mixture over the oat mixture and spread evenly with a spatula.
Spread the melted chocolate mixture over the oat mixture and spread evenly with a spatula.
Refrigerate the bars for at least 1 hour or until the chocolate is firm. Cut into 16 equal-sized bars and serve chilled. Enjoy!