DIY S’mores Frappuccino: Starbucks Copycat Recipe for Home

Indulge in this irresistible Starbucks copycat S’mores Frappuccino recipe. Creamy heavy cream, whole milk, and a touch of vanilla syrup are blended with ice and instant espresso, then finished with marshmallow-flavored whipped cream, crushed graham crackers, and a drizzle of milk chocolate. This homemade version captures the campfire-inspired flavors of the original while letting you customize sweetness, texture, and caffeine level.

Image of finished frappuccino drink served in glass, topped with whipped cream, chocolate drizzle, and graham cracker crumbles. Text over top in yellow and white font.

The S’mores Frappuccino first appeared at Starbucks in April 2015 and became a fan favorite for its nostalgic s’mores profile. Although it was removed from the menu in 2021, you can recreate the experience at home with simple pantry items. This recipe blends vanilla and chocolate with a hint of coffee, layered with marshmallow whipped cream and graham cracker crumbs to mimic that classic campfire taste.

Ingredients for S’mores Frappuccino

Marshmallow Whipped Cream: Whipped heavy cream lightly sweetened and flavored with toasted marshmallow syrup for a fluffy, cloud-like topping.

Toasted Marshmallow Syrup: Adds the signature toasted-marshmallow note that defines this drink.

Heavy Cream: Creates a luxuriously creamy whipped topping and can be added to the blended drink for extra richness.

Ice Cubes: Provide the frappuccino’s slushy texture.

Whole Milk: Keeps the drink rich and smooth; substitute non-dairy milk if desired.

Vanilla Syrup: Adds sweetness and a warm vanilla background flavor.

Instant Espresso: Gives a subtle coffee kick; brewed coffee or decaf can be used instead.

Milk Chocolate Sauce: Blended in and drizzled on top for a creamy chocolate flavor.

Crushed Graham Crackers: Provide the crunchy, toasty component that evokes classic s’mores.

Extra Milk Chocolate Sauce: For drizzling the cup and topping the finished drink.

Image of S'mores Frappuccino ingredients separated into white and glass dishes.

How to Make a Starbucks Copycat S’mores Frappuccino at Home

Follow these steps for a layered, cafe-style frappuccino. Adjust quantities to your taste and serving size.

Glass mixing bowl with heavy whipping cream mixture fully mixed.

Step 1: Make the marshmallow whipped cream. In a bowl, whip the heavy cream with the toasted marshmallow syrup using a hand mixer until soft to medium peaks form. Refrigerate until ready to use.

Collage image of Frappuccino ingredients separated into white and small glass bowls. Includes ingredients being placed into clear blender, ready to be blended.

Step 2: Blend the frappuccino base. In a blender, combine ice, whole milk, vanilla syrup, instant espresso (or brewed coffee), and milk chocolate syrup. Blend until smooth, aiming for a slushy consistency. If the mixture is too thick, add a splash more milk and blend again.

Tip: Use cold ingredients and pre-chill the glass to help maintain the icy texture.

Image of glass cup filled with crushed graham crackers and whipped cream over a white background.

Step 3: Prepare the serving glass. Drizzle the sides with milk chocolate sauce for a decorative, indulgent look. Add a layer of crushed graham crackers into the bottom of the glass and a generous scoop of marshmallow whipped cream.

Tip: For variety, try crushed Oreos or chocolate chip cookies in place of graham crackers.

Glass cup filled halfway with frappuccino mixture over top of a white background.

Step 4: Layer the drink. Fill the glass halfway with the blended frappuccino, add another layer of crushed graham crackers and more marshmallow whipped cream, then finish filling the glass with the remaining frappuccino mixture.

Finished frappuccino recipe with chocolate drizzle, whipped cream, and chocolate drizzle.

Step 5: Top with extra marshmallow whipped cream, drizzle with milk chocolate sauce, and sprinkle with more crushed graham crackers. Serve immediately and enjoy.

FAQ — Common Questions

How do I make marshmallow whipped cream?

Whip heavy cream until it begins to thicken, then gradually add toasted marshmallow syrup while continuing to whip. Beat to medium or stiff peaks—watch carefully to avoid overwhipping.

Can I use non-dairy milk?

Yes. Almond, soy, or oat milk work well as substitutes for whole milk; note that texture and creaminess may vary slightly.

Can I use brewed coffee instead of instant espresso?

Absolutely. Brewed coffee, cold brew, or decaffeinated options are fine substitutes depending on the caffeine strength you prefer.

What if I don’t have a blender?

Use a food processor or immersion blender, or vigorously shake the ingredients in a tightly sealed jar with ice. Results may be less smooth than a high-speed blender.

How do I make graham cracker crumbs?

Place graham crackers in a zip-top bag and crush with a rolling pin or the base of a heavy pan until finely ground.

Can I scale the recipe?

Yes. Double or triple ingredient amounts to make more servings.

Top Tips for a Perfect S’mores Frappuccino

  • Use cold ingredients and chill your serving glass briefly to keep the drink icy.
  • Taste and adjust sweetness before adding all the syrup — add by the tablespoon to control sweetness.
  • Blend ice thoroughly to avoid large chunks; aim for a smooth, slushy texture.
  • Add a splash of heavy cream to make the frappuccino extra creamy.
  • Try flavored whipped creams (chocolate or vanilla) or garnishes like crushed chocolate bars or cocoa powder for visual appeal.
  • If you prefer a thicker frappuccino, add more ice; if it’s too thick, thin it with a little more milk.

Variations and Customizations

Swap instant espresso for cold brew or brewed coffee, or omit coffee entirely for a caffeine-free treat. Replace whole milk with any milk alternative, or use chocolate milk for a double-chocolate version. Add a scoop of protein powder to make a S’mores protein shake, or experiment with different cookie crumbs for unique textures.

Storage Instructions

Store an unfinished frappuccino base in an airtight container in the refrigerator for up to 24 hours, without toppings. Re-shake or re-blend briefly before serving. Avoid freezing, as it alters texture. For best results, add whipped cream and graham cracker crumbs right before serving.

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