Cafeteria Peanut Butter Bars

Step 1 -Preheat the oven to 350 degrees F.

Step 2 -Line a 9x13-inch baking dish with parchment paper.

Step 3 -In a microwave-safe bowl, melt the butter and 1 1/2 cups of the peanut butter together in the microwave.

Step 4 -Set the peanut butter mixture aside to come to room temperature.

Step 5 -In a large bowl, sift the granulated sugar, the brown sugar, and the salt together.

Step 6 -Whisk the eggs, one at a time, into the sugar mixture until combined.

Step 7 -Add the vanilla to the sugar mixture.

Step 8 -Whisk the peanut butter mixture into the sugar mixture.

Step 9 -Sift the flour into the sugar mixture, and mix until the flour just disappears.

Step 10 -Pour the batter into the prepared baking dish and bake until a tester inserted into the center comes out with moist crumbs, about 35 minutes.

Step 11 -Transfer the peanut butter mixture from the oven and allow it to cool in the dish.

Step 12 -Flip the peanut butter mixture onto a cooling rack that is fitted with a cookie sheet.

Step 13 -In a bowl, mix the confectioners' sugar, the remaining melted peanut butter, and the milk together. Add more of the milk as needed until the icing reaches your desired consistency.

Step 14 -Drizzle the icing over the peanut butter mixture and let it rest until the icing has set.

Step 15 -Cut the peanut butter mixture into bars and serve.