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S'mores Cookie Bars with graham cracker cookie dough chocolate chips and marshmallow creme baked into soft chewy bars with toasted marshmallow topping

S'mores Cookie Bars

Soft cookie dough layered with graham crackers, chocolate, and marshmallows, then baked until gooey and golden. An easy, sharable dessert that slices into neat squares.
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Prep Time 20 minutes
Cook Time 30 minutes
Total Time 1 hour 50 minutes
Servings: 16 servings
Course: Dessert
Cuisine: American
Calories: 290
Ingredients Equipment Method Notes

Ingredients
  

  • 2 1/4 cups all purpose flour
  • 1 tsp baking soda
  • 1/2 tsp salt
  • 1 cup unsalted butter, softened
  • 3/4 cup granulated sugar
  • 3/4 cup brown sugar
  • 2 large eggs
  • 2 tsp vanilla extract
  • 6 whole graham crackers
  • 2 standard bars chocolate bars, broken into pieces
  • 2 cups mini marshmallows

Equipment

  • 9x13 Baking Pan
  • Mixing Bowl

Method
 

  1. Cream butter and sugars, then add eggs and vanilla.
  2. Mix in dry ingredients until just combined.
  3. Press two thirds of the dough into a lined pan.
  4. Layer graham crackers, chocolate, and marshmallows on top.
  5. Cover with remaining dough and bake at 350°F for 25 to 30 minutes.
  6. Cool completely before slicing into squares.

Notes

  • Cool nearly completely before slicing for clean squares.
  • Wipe the knife between cuts for neater edges.
  • Freezes well for up to 2 months.
  • Great for parties and potlucks since it slices and travels easily.