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Close-up of gooey s’mores chocolate chip cookies with melted marshmallow and chocolate on a floral plate.

S'mores Chocolate Chip Cookies

Your favorite gooey campfire treat baked into a cookie! These S’mores Chocolate Chip Cookies start with my signature sourdough chocolate chip cookie dough, layered with graham crackers, Hershey’s chocolate, and toasted marshmallow for the perfect soft-centered, crispy-edged bite.
Prep Time 20 minutes
Cook Time 12 minutes
Chill time 2 hours
Total Time 2 hours 32 minutes
Course Cookies, Dessert
Cuisine American, Bakery
Servings 30 cookies
Calories 210 kcal

Equipment

  • Baking Sheet
  • Parchment Paper
  • Cookie scoop 60 grams size
  • Kitchen scale for accuracy
  • Wire cooliing rack
  • Spatula

Ingredients
  

S'mores Layer:

  • 1 graham cracker (broken in half to make 2 rectangles)
  • 2 pieces Hershey’s milk chocolate bar
  • 1 large marshmallow, cut in half crosswise

Instructions
 

Prepare the cookie dough:

Assemble the S'mores base:

  • Preheat oven to 350°F and line a baking sheet with parchment paper.
  • Lay one half of a graham cracker (two connected squares) on the baking sheet.
  • Place two chocolate pieces on top of the cracker.
  • Cut a large marshmallow in half and place both halves cut side down, pressing lightly together as shown in the photo.

Add the Cookie Dough:

  • Measure 60 grams of cookie dough
  • Roll it into a ball, then flatten slightly into a dome shape
  • Drape the dough over the marshmallow and chocolate, pinching the edges to the graham cracker to seal.

Bake for 10–12 minutes, until edges are golden and centers look soft.

  • Allow cookies to cool on the pan for 5 minutes, then transfer to a wire rack to finish cooling (or eat them warm for the best taste!)

Notes

  • Dough Chill Time: Let your cookie dough chill for 2–4 hours before assembling. This step helps prevent over-spreading and creates that chewy, bakery-style texture.
  • Baking Time: Check cookies at 10 minutes. If they look pale, bake for another 1–2 minutes. They should be lightly browned around the edges and golden on top.
  • Cooling: Allow cookies to rest on the baking sheet for 5–10 minutes before moving to a wire rack.
  • Marshmallow Tip: If the marshmallow peeks out or caramelizes slightly, that’s totally normal (and delicious).
  • Storage: Store in an airtight container at room temperature for up to 3 days.
 
Keyword bakery-style cookies, campfire cookies, gooey marshmallow cookies, s'mores chocolate chip cookie, sourdough cookie dough