Low-Carb Blueberry Crumb Bars

User Reviews

4.4

252 reviews
Good
  • Prep Time

    10 mins

  • Cook Time

    25 mins

  • Total Time

    35 mins

  • Servings

    12 Bars

  • Calories

    264 kcal

  • Course

    Dessert

  • Cuisine

    American

Low-Carb Blueberry Crumb Bars

Low-Carb Blueberry Crumb Bars blend a tender almond flour crust with a sweet-tart blueberry filling thickened with tapioca flour. The crumbly, buttery topping contrasts the juicy berries, delivering a balanced texture suitable for low-carb diets. The bars bake until the crust is golden, making a satisfying treat that can be served as a snack or light dessert.

Description

Low-Carb Blueberry Crumb Bars feature three components: a shortbread crust, a blueberry filling, and a crumbly topping, all made with low-carb ingredients. The crust and topping are made from almond flour combined with melted coconut oil and sugar-free sweetener, creating a thick, sticky dough that bakes to a golden brown. The blueberry filling uses fresh or frozen berries mixed with a granulated sugar-free sweetener and tapioca flour to achieve a thick, juicy texture. Baking the crust partially before adding the fruit ensures a tender base and crispy topping.

The finished bars offer a satisfying crumb and a bright blueberry flavor with a hint of sweetness from the sugar-free sweetener. They hold together well to be served in squares, making a convenient option for dessert or snacking for those monitoring their carbohydrate intake.

The recipe recommends lining the pan with parchment paper for easy removal and poking holes in the crust before baking to ensure even cooking. Using tapioca flour in the blueberry filling adds thickness without adding carbs. This bar strikes a balance between a firm crust and a moist fruit layer, with a lightly crunchy topping.

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Ingredients

Servings

Blueberry Filling:

  • 3 cups blueberries fresh or frozen
  • 1 Tbsp granulated sweetener sugar-free
  • 1 Tbsp tapioca flour
  • Pinch salt sea salt

Shortbread Crust and Topping:

  • 3 cups almond flour
  • ½ cup coconut oil melted, or butter
  • ¼ cup sugar-free sweetener
  • Pinch salt sea salt

Instructions

Prepare the Crust and Topping:

  1. Preheat the oven to 350 degrees Fahrenheit and line a 9” x 9” baking pan with parchment paper. 
  2. Stir all of the ingredients for the crust and topping in a mixing bowl until it is well combined and a thick sticky dough forms. If you'd like, you can use an electric mixer, but it isn't necessary. The dough may seem very crumbly - this is normal.
  3. Measure out ¾ of a cup of the mixture and set it aside to use as the topping later. Transfer the remaining almond flour mixture to the parchment-lined pan and press it into an even layer with your hands. 
  4. Use a fork to poke many holes in the crust. This will allow it to bake evenly as there will be some airflow through the crust. 
  5. Bake on the center rack of the preheated oven for 10 to 12 minutes, or until the crust is lightly golden brown. Remove the crust from the oven.

Make the Blueberry Filling:

  1. While the crust is baking, you can prepare the blueberry filling. Transfer the blueberries and a pinch of sea salt to a saucepan. Cover the saucepan and heat it over medium heat on the stove top, stirring occasionally. After a few minutes, liquid will begin to leach out of the blueberries. Once this occurs, you can mash the blueberries with a spoon or fork to help along the process.
  2. Add the tapioca flour and sugar-free sweetener and stir well to combine. Allow the mixture to boil for a couple of minutes to thicken, then remove it from the heat.

Make the Bars:

  1. Transfer the blueberry filling to the pan and smooth it into an even layer over the crust, creating the blueberry layer.
  2. Use the reserved crumble mixture to sprinkle over the blueberries. Note: you can leave the mixture very crumbly or you can press it into small dough nuggets, depending on the look you’re going for. I do a combination of both.
  3. Bake the bars at 350 for 22 to 30 minutes or until the topping is golden-brown and the blueberry filling is bubbly.
  4. Remove the bars from the oven and allow them to cool for at least 30 minutes before slicing and serving. Store any leftover Keto Blueberry Crumb Bars in an airtight container in the refrigerator for up to 7 days.

Nutrition Information

Show Details
Serving 1Bar (of 12) Calories 264kcal (13%) Carbohydrates 12g (4%) Protein 6g (12%) Fat 23g (35%) Fiber 4g (16%) Sugar 5g (10%)

Nutrition Facts

Serving: 12Bars

Amount Per Serving

Calories 264 kcal

% Daily Value*

Serving 1Bar (of 12)
Calories 264kcal 13%
Carbohydrates 12g 4%
Protein 6g 12%
Fat 23g 35%
Fiber 4g 16%
Sugar 5g 10%

* Percent Daily Values are based on a 2,000 calorie diet.

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4.4

252 reviews
Good

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