
These Mud Hen Bars are gooey, chewy and delicious chocolate marshmallow bars topped with brown sugar meringue! They're some of the most delicious dessert bars ever!
Preheat 350°
Spray a 9×13 baking pan lightly with cooking spray
In a large bowl cream together butter, granulated sugar, 1 whole egg plus 2 yolks and vanilla until smooth.
Add in flour, baking powder and salt and mix until just combined. Spread in prepared pan.
Top with chocolate chips and mini marshmallows.
In a clean mixing bowl with whisk attachment on your mixer, beat the 2 remaining egg whites until stiff peaks form, about 2 minutes on high.
Fold in light brown sugar and stir until combined and there are no lumps.
Spread on top of chocolate chips and marshmallows.
Bake 30-35 minutes until top is golden brown.
Allow to cool completely before cutting into squares