Keto Eclair Cake

Posted on November 25, 2025

Keto Eclair Cake

Difficulty

Prep time

Cooking time

Total time

Servings

If you’re following a low-carb diet but still crave something sweet, Keto Éclair Cake is the perfect treat. With a rich, creamy filling and a smooth chocolate topping, it’s indulgent yet satisfying. This cool, no-bake dessert is especially refreshing during hot summer months, and it’s both grain-free and gluten-free.

One of my all-time favorite desserts is the no-bake eclair cake from Tracey at The Kitchen is My Playground. I’ve often wanted to make a keto version, but honestly, the thought of recreating all the boxed ingredients was a bit intimidating.

Keto Eclair Cake

Prep Time 25 minutes
Cook Time 20 minutes
Total Time 45 minutes
Servings: 16
Course: Dessert
Cuisine: American
Calories: 309.4

Ingredients
  

Graham Crackers:
  • 2 cups almond flour
  • cup Joy Filled Eats Sweetener
  • 6 tablespoon cold butter
Filling:
  • 1 tablespoon gelatin
  • 1.5 cups heavy cream
  • 4 oz cream cheese
  • cup powdered erythritol
  • 2 teaspoon vanilla
  • ½ cup unsweetened coconut milk
Chocolate Topping:
  • ½ cup cocoa powder
  • ½ cup Joy Filled Eats Sweetener
  • ¼ cup heavy cream
  • ½ cup butter
  • 2 teaspoon vanilla

Method
 

Graham Crackers:
  1. In a food processor, combine the almond flour, sweetener, and butter. Until the dough comes together in a ball, process for 1-2 minutes.
  2. Between 2 sheets of parchment paper, roll out until thick(¼ inch). To a large cookie sheet, gently transfer the bottom piece of parchment paper and dough. With a pizza cutter, score rectangles.
  3. Until golden brown, bake at 350 for 14-16 minutes.
Filling:
  1. By sprinkling over 1.5 tablespoons of cold water, bloom the gelatin. Let sit for 5 minutes. Until it dissolves, add 1.5 tablespoons of hot water and stir.
  2. Meanwhile, in a stand mixer, whip the heavy cream until stiff peaks form. Transfer to a separate bowl.
  3. In the stand mixer, mix the cream cheese, sweetener, and vanilla until it gets smooth. Add the bloomed gelatin and combine well. Slowly add the coconut milk.
  4. Add in half of the whipped cream. By hand, fold into the remaining whipped cream.
Chocolate Topping:
  1. In a small saucepan, combine the cocoa, sweetener, and butter. Until the butter and sweetener melt, heat over medium-low. Whisk until it gets smooth.
  2. Take away from heat and add the cream and vanilla. Whisk until it gets smooth(should be the consistency of a ganache).
  3. Assembly:
  4. On the bottom on a pan(9×9), layer ⅓ of the graham crackers, top with half the cream, repeat. With the chocolate topping, cover the top layer. To firm up the pastry cream, chill for at least 2-3 hours.

Notes

Nutrition:

  • Serving: 1piece
  • Calories: 309.4
  • Carbohydrates: 6.1g
  • Protein: 5.1g
  • Fat: 31.2g
  • Saturated Fat: 16g
  • Trans Fat: 0.4g
  • Cholesterol: 70mg
  • Sodium: 123.4mg
  • Potassium: 94.5mg
  • Fiber: 2.5g
  • Sugar: 1.2g
  • Vitamin A: 786.3
  • UVitamin C: 0.4mg
  • Calcium: 61.2mg
  • Iron: 1.1mg

Keto Eclair Cake

Keto Eclair Cake

Ingredients & Tips

Even if you’ve converted recipes before, the thought of using whipped topping, vanilla pudding mix, and Graham crackers in a keto version can feel intimidating. I’ll admit, I was nervous too—but I decided to give it a try, and I’m so glad I did!

The good news? This low-carb keto eclair cake has three layers, but many of the ingredients repeat across layers, so it’s much simpler than it seems. Here’s what you’ll need:

Required Ingredients

  • Almond Flour – Perfect for creating gluten-free “Graham crackers.” Sunflower seed flour is a good nut-free alternative.
  • Sweetener – Use your preferred low-carb sweetener suitable for baking.
  • Butter – Very cold butter is essential for the graham crackers. You’ll need a little extra for the chocolate ganache topping.
  • Gelatin – Helps the filling set properly. Use unflavored gelatin to keep the taste authentic.
  • Heavy Cream – Required in both the filling and topping for rich, creamy texture.
  • Cream Cheese – Key for an indulgent, velvety filling.
  • Erythritol Powder – Sweetens the filling without compromising smoothness.
  • Vanilla Extract – Adds the signature flavor of vanilla pudding. Even a small amount makes a big difference.
  • Unsweetened Coconut Milk – Can be substituted with almond milk if preferred.
  • Cocoa Powder – Provides a rich chocolate flavor for the topping.

Serving Tips

  1. Chill the cake for at least 4–6 hours before slicing—overnight is ideal.
  2. Serve in small squares or rectangles for a decadent dessert portion.
  3. Garnish with fresh berries or a light dusting of cocoa for added presentation.
  4. Pair with unsweetened whipped cream for an extra creamy bite.

FAQs

Q: Can I make this ahead of time?
A: Absolutely! This cake actually tastes better when chilled overnight, allowing the layers to set and the flavors to meld.

Q: Can I make it nut-free?
A: Yes. Substitute almond flour with sunflower seed flour to avoid nuts while keeping the structure of the graham crackers.

Q: Is this recipe dairy-free?
A: Not as written, but you can substitute coconut cream for heavy cream and dairy-free cream cheese alternatives to make it dairy-free.

Q: How long will it last?
A: Store in an airtight container in the refrigerator for up to 5 days.

Q: Can I freeze it?
A: You can, but the texture may slightly change. Freeze individual slices wrapped tightly in plastic wrap for best results.

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