The Famous School Cafeteria Peanut Butter Bars

16 TBs unsalted butter
1.5 C peanut butter (I used chunky because that is what we had–use what you prefer)
1.5 C granulated sugar
.5 C golden brown sugar, packed
1.5 tsp kosher salt
1 T vanilla
4 eggs at room tempurature
2 C flour, sifted
Melt together butter and peanut butter.  Set aside to cool to room tempurature.  In large bowl, sift together sugars and salt.  Whisk in one egg at a time until combined.  Add-in vanilla.  Whisk in peanut butter mixture until combined.  Sift in flo
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).
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