Bakery-Style S'mores Cookie Bars

Soft, chewy cookie bars with a warm golden wheat flavor, gooey marshmallows, and melted chocolate. Baked in an 8x8 dish for a bakery-style texture that stays soft for days.

Unbalanced

% Daily Values based on a 2,000 calorie diet

Step 1

Preheat oven to 350°F.

Step 2

Line an 8x8 glass baking dish with parchment paper.

Step 3

Whisk together all-purpose flour, golden wheat flour, buttermilk powder, baking soda, and salt.

Step 4

In a separate bowl whisk melted butter, brown sugar, white sugar, egg, egg yolk, and vanilla until smooth.

Step 5

Fold dry ingredients into wet ingredients until just combined.

Step 6

Fold in chopped chocolate and most of the marshmallows.

Step 7

Spread batter evenly into the prepared baking dish.

Step 8

Bake for 22–26 minutes, until edges are lightly golden and the center is still slightly soft.

Step 9

Halfway through baking, press extra marshmallows onto the top.

Step 10

Allow bars to cool before slicing.