Keto Vanilla Bean Frappuccino (Starbucks Copycat)

Breakfast, Dessert

November 13, 2026

Keto Vanilla Bean Frappé – vegetarian recipe

This keto vanilla bean frappé is pure milkshake nostalgia without the carb crash. Heavy cream, unsweetened almond milk, real vanilla bean seeds, and ice blitz into a thick, frosty glass in about five minutes. Top it with whipped cream and you have a café-style treat right at home.

That afternoon slump hits, and the craving for something sweet, creamy, and ice-cold is undeniable. While a trip to the coffee shop for a classic Vanilla Bean Frappuccino sounds tempting, the sugar content can be a deal-breaker. Enter our game-changing solution: a homemade, keto-friendly Vanilla Bean Frappé that delivers all the decadent flavor of the original without the sugar crash. It’s a luxuriously smooth, perfectly sweet treat you can whip up in just 5 minutes, making it the ultimate guilt-free indulgence.

Ingredients

• 1¼ cups / 300 ml (10.1 fl oz) heavy cream
• 1½ cups / 360 ml ice
• 1 cup / 240 ml unsweetened almond milk
• ¼ cup / 48 g (1.69 oz) granulated low-carb sweetener of your choice
• Seeds of ½ vanilla bean
• Whipped cream, for garnish

Instructions

1. Place all the in a blender and blend on high until smooth and creamy, about 1 minute.
2. Pour the mixture into two 12-ounce / 360-ml serving glasses and top with whipped cream.

Nutritional Information

• Nutritional Info
• Calories: 355 kcal
• Net Carbs: 3g (0.11 oz)
• Fat: 36g
• Protein: 3g

Pro Tips

• For the smoothest texture, use a high-powered blender that can completely pulverize the ice.
• Powdered or liquid low-carb sweeteners dissolve better than granulated versions in cold drinks, preventing any grittiness.
• If you don’t have a vanilla bean, substitute with 1-2 teaspoons (10 ml / 0.3 fl oz) of high-quality vanilla extract or vanilla bean paste.
• Turn this into a filling snack by adding a scoop of unflavored or vanilla-flavored collagen or whey protein powder.

FAQ

Q: What is the best sweetener for this keto frappé
A: For the smoothest, non-gritty texture, we recommend using a powdered or liquid low-carb sweetener like erythritol or monk fruit, as they dissolve better in cold drinks than granulated versions.

Q: What can I use if I don’t have a vanilla bean
A: If you don’t have a vanilla bean, you can easily substitute it with 1-2 teaspoons (10 ml / 0.3 fl oz) of high-quality vanilla extract or vanilla bean paste for a similarly rich flavor.

Q: Can I make this frappé dairy-free
A: Yes, to make this frappé dairy-free, simply replace the heavy cream with full-fat canned coconut cream and use a dairy-free whipped topping for the garnish.

Q: How can I make this frappé more filling
A: To turn this treat into a more substantial snack, add a scoop of your favorite unflavored or vanilla-flavored keto-friendly protein powder or collagen powder to the blender.

Pro Tips

  • Use a high-powered blender and give it a full minute on high — fully pulverizing the ice is what separates a smooth frappé from a chunky slush.
  • Powdered or liquid low-carb sweetener dissolves far better than granulated in cold drinks, so it avoids the gritty texture granulated sweetener can leave at the bottom of the glass.
  • No vanilla bean on hand? Use 1-2 teaspoons of good-quality vanilla extract or vanilla bean paste instead, adding it with the rest of the ingredients before blending.
  • Turn it into a filling snack by blending in a scoop of unflavored or vanilla collagen or whey protein powder — it thickens the drink and keeps you full longer.
  • This one is best served immediately since the ice melts quickly; if it separates while sitting, just give it another quick blitz in the blender.

Frequently Asked Questions

Can I make the vanilla bean frappé ahead of time?

It is best blended fresh because the ice melts and thins the drink. If you must prep early, blend everything except the ice, chill the base, then blend with ice right before serving.

What can I use instead of a vanilla bean?

Substitute 1-2 teaspoons of high-quality vanilla extract or vanilla bean paste for the seeds of half a vanilla bean. The paste also gives you those little vanilla flecks in the glass.

How do I keep the frappé smooth instead of gritty?

Use a powdered or liquid low-carb sweetener rather than granulated, and blend on high until the ice is completely broken down, about 1 minute.

Is this vanilla bean frappé keto-friendly?

Yes — at roughly 3 g carbs per serving with 36 g of fat from heavy cream, it fits a keto macros day easily. Skip the sugary coffee-shop syrups and this version stays low-carb.

Recipe card below.

More Recipes You’ll Love

Keto Vanilla Bean Frappé – vegetarian recipe
Stav Kogan

Keto Vanilla Bean Frappé

A homemade, keto-friendly Vanilla Bean Frappé that delivers all the decadent flavor of the original without the sugar crash. A luxuriously smooth, perfectly sweet treat you can whip up in just 5 minutes, making it the ultimate guilt-free indulgence.
Prep Time 5 minutes
Total Time 5 minutes
Servings: 2 serving
Calories: 355

Ingredients
  

  • 1¼ cups / 300 ml (10.1 fl oz) heavy cream
  • 1½ cups / 360 ml (12.2 fl oz) ice
  • 1 cup (240 ml) unsweetened almond milk
  • ¼ cup (48 g / 1.69 oz) granulated low-carb sweetener of your choice
  • Seeds of ½ vanilla bean
  • Whipped cream, for garnish
  • For the smoothest texture, use a high-powered blender that can completely pulverize the ice.
  • Powdered or liquid low-carb sweeteners dissolve better than granulated versions in cold drinks, preventing any grittiness.
  • If you don't have a vanilla bean, substitute with 1-2 teaspoons (10 ml / 0.3 fl oz) of high-quality vanilla extract or vanilla bean paste.

Method
 

  1. Place all the in a blender and blend on high until smooth and creamy, about 1 minute.
  2. Pour the mixture into two 12-ounce / 360-ml serving glasses and top with whipped cream.
  3. Turn this into a filling snack by adding a scoop of unflavored or vanilla-flavored collagen or whey protein powder.

Nutrition

Calories: 355kcalCarbohydrates: 3gProtein: 3gFat: 36g

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Kitchen essential: coffee

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