Small batch peanut butter bars are a reduced size version of those delicious soft peanut butter cookie bars topped with chocolate frosting that the lunch lady at school use to make.
Add in beaten egg , 1/4 cup peanut butter and vanilla
Add in oats, flour, baking soda and pinch of salt.
Spread evenly in pan and bake for 15 minutes.
Remove from oven and drop teaspoons of remaining peanut butter on top of baked bars. Allow to soften up and melt before spreading.
Spread softened peanut butter gently over top of warm bars. Allow bars to cool.
Mix together frosting ingredients and spread over top of cooled bars.
Video
Notes
After they are cool, you can store them in an airtight container at room temperature for 2-3 days. If you keep them in the refrigerator they will last for a week. These bars can also be frozen in an airtight container. Thaw in refrigerator and then bring to room temperature.You can substitute almond butter or cashew butter for peanut butter but the flavor and texture may vary.