Just like they served back in grade school!

- 16 TBs unsalted butter
- 1.5 C peanut butter
- 1.5 C granulated sugar
- .5 C golden brown sugar, packed
- 1.5 tsp kosher salt
- 1 T vanilla
- 4 eggs at room temperature
- 2 C flour, sifted
- 1 C confectioner’s sugar
- .25 cup peanut butter, melted
- Milk (amount depends on desired thickness of icing–start with a couple of tablespoons and go from there)