Preheat stove to 350°F and oil a 9×13-inch cooking meal with butter.
In a huge dish, lotion with each other the butter, granulated sugar, brownish sugar, and 1/2 mug of the peanut butter with an electrical mixer.
Include egg and vanilla and mix to integrate.
Filter with each other flour, cooking soft drink, and salt. Include oat meal and mix to integrate.
Include flour/oat combination to butter combination and mix on reduced up until well incorporated.
Spread uniformly throughout ready baking frying pan and top with butterscotch chips.
Cook up until gold brownish on the brink, 20-25 mins.
Blend with each other powdered sugar, milk, and continuing to be 1/4 mug peanut butter up until smooth, after that put uniformly over bars while still cozy.
Allow great totally prior to cutting and offering. Delight in!
