Funfetti Confetti Cookie Bars

Funfetti Confetti Cookie Bars Cookie Bars 6 tablespoons unsalted butter room temperature 1/2 cup brown sugar lightly packed 1/4 cup white sugar 1 large egg yolk heaping 1/4 teaspoon baking soda 1/4 teaspoon salt 1 cup + 2 tablespoons white flour 1 cup milk chocolate chips Toppings 1 and 1/2 cups white miniature marshmallows 1/4 cup miniature M&Ms 3/4 cup chocolate-covered pretzels coarsely chopped 2 tablespoons sprinkles Preheat the oven to 325 degrees F. Line an 8 x 8 pan with parchment paper and set aside. In a large bowl, cream the room temperature butter (do not melt at all) with the brown sugar and white sugar. Beat in the egg yolk and then add the baking soda, salt, flour, and chocolate chips. Stir until just combined; do not over-mix. Press the dough evenly into the bottom of the prepared pan and bake for 14-18 minutes or until lightly golden brown and firm. Remove from the oven and top with the marshmallows. Bake for 1 and 1/2 more minutes and remove. Top with the miniature M&M's, coarsely chopped chocolate pretzels, and sprinkles. Let cool and enjoy! Best enjoyed within the same day these are made.