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Mocha Cookie Crumble Frappe

Lang's Chocolates offers a sampling of decadent and luxurious hand-crafted chocolate treats.

Posted by William Lang on Oct 13 2025

Copycat Starbucks Mocha Cookie Crumble Frappuccino vs. Keto Mocha Cookie Crumble Frappe

Introduction

If you’ve ever sipped Starbucks’ Mocha Cookie Crumble Frappuccino, you know it’s a decadent mix of coffee, chocolate, cookies, and whipped cream. But that indulgence comes at a cost—one grande-sized drink packs 480 calories and 60g of carbs, mostly from sugar.

For those who crave the same frosty treat without the sugar crash, we’ve created a Keto Mocha Cookie Crumble Frappe—a rich, satisfying version with only 160 calories and 6g net carbs. Let’s break down both recipes, ingredient by ingredient, and explore why each choice matters.


The Copycat Starbucks Version

Ingredients:

  • 1 cup brewed coffee, chilled

  • 1 cup whole milk

  • 3 Tbsp chocolate syrup

  • 2 Oreo cookies (for the cookie crumble)

  • 2 Tbsp granulated sugar (optional, depending on taste)

  • 1 ½ cups ice

  • Whipped cream, for topping

  • Chocolate drizzle + crushed Oreos

Why These Ingredients?

  • Coffee → Provides the caffeine kick and Starbucks flavor base.

  • Whole milk → Creaminess and body, but adds sugar (lactose) and calories.

  • Chocolate syrup → Delivers that mocha sweetness, but high in sugar.

  • Oreos → Signature cookie crunch, but loaded with refined flour and sugar.

  • Sugar → Boosts sweetness, but unnecessary calories.

  • Ice → Creates that frosty blended texture.

  • Whipped cream + drizzle → Adds indulgence and dessert-like flair.

Nutrition (per serving, ~16 oz grande size):

  • Calories: ~470–500

  • Carbs: ~65g

  • Sugar: ~55g

  • Fat: ~16g


The Keto Mocha Cookie Crumble Frappe

Ingredients:

  • 1 cup strong brewed coffee, chilled (or cold brew)

  • 1 cup unsweetened almond milk (or heavy cream for extra richness)

  • 2 Tbsp Keystone Pantry Allulose

  • 2 Tbsp unsweetened cocoa powder (or sugar-free chocolate syrup)

  • 1 ½ cups ice

  • ¼ cup sugar-free chocolate chips (Keystone Pantry chocolate morsels)

  • 2 Tbsp almond flour “cookie crumble” (mixed with cocoa + allulose to mimic Oreo bits)

  • Keto whipped cream (whipped heavy cream + sweetener)

  • Optional: drizzle of sugar-free chocolate syrup

Why These Ingredients?

  • Coffee → Same energizing base but stronger brew helps flavor stand out without sugar.

  • Unsweetened almond milk / cream → Keeps carbs minimal while still creamy.

  • Allulose → Natural sugar replacement, caramelizes and tastes like sugar with 0 net carbs.

  • Cocoa powder → Delivers chocolate richness without the sugar hit.

  • Sugar-free chocolate chips → Add chocolate crunch while keeping it keto-friendly.

  • Almond flour crumble → Mimics Oreos with nutty texture and zero refined flour.

  • Whipped cream (keto style) → Same indulgent topping, but sugar-free.

  • Sugar-free drizzle → Adds visual and flavor appeal with no carb overload.

Nutrition (per serving, ~16 oz keto version):

  • Calories: ~160–190

  • Net Carbs: ~6g

  • Sugar: 0g added sugar

  • Fat: ~12g


Side-by-Side Comparison

Feature Copycat Starbucks Keto Frappe
Calories ~480–500 ~160–190
Net Carbs ~60–65g ~6g
Sugar ~55g 0g added sugar
Flavor Sweet, chocolatey, cookie crunch Rich mocha, cookie-like crunch, indulgent
Energy Sugar + caffeine spike Sustained caffeine boost without crash

Brewing Strong Coffee for Maximum Flavor

A key to both recipes is brewing strong coffee. Starbucks uses concentrated coffee bases, so to mimic that:

  • Double brew method: Brew coffee with twice the grounds.

  • Cold brew method: Steep coarse coffee grounds for 12–16 hours in cold water. This creates a smooth, bold base perfect for frappes.


Conclusion

The Starbucks Mocha Cookie Crumble Frappuccino is a dessert in a cup—decadent but high in sugar and carbs. Our Keto Mocha Cookie Crumble Frappe captures the same indulgent flavors with smarter swaps: allulose for sugar, almond flour “cookies” for Oreos, and almond milk for dairy-heavy sugar-laden milk.

This way, you can enjoy the mocha-cookie experience without the sugar crash—all while staying keto-friendly.

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