S'more Cookie Bars

Directions

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   1.
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   Preheat oven to 350 degrees F. Grease and/or line an 8-inch square baking pan.
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   2.
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   In a large bowl, cream together butter and sugar until light.
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   Beat in egg and vanilla.
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   3.
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   In a small bowl, whisk together flour, graham cracker crumbs, baking powder and salt.
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   Add to butter mixture and mix at a low speed until combined.
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   Divide dough in half and press half of dough into an even layer on the bottom of the prepared pan.
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    Dont worry if it seems thin; the baking powder will allow it to rise.
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    4.
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    Place chocolate bars over dough (dont layer the bars, just break them to fit if you need to), then spread the marshmallow Fluff over the chocolate bars.
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    Finally, top the Fluff with the remaining dough by forming the dough into sheets with the palm of your hands and laying it down (as shown above).
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    Dont worry if the dough isnt covering everything!
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    Itll spread out as it bakes.
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    5.
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    Bake for 30 to 35 minutes, until lightly browned.
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    If the top is browning too quickly, you can always cover it with tin foil for the remaining baking time.
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    Cool completely before cutting into bars.
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    If you dont allow them to cool completely, they will crumble when you try to cut them.
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    Makes 16-20 bars.