Keto Berry Crumble Bars

These bars are moist but crumbly and crispy with a sweet and nutty flavor. Eat them as an on-the-go snack or a special dessert. They are gluten-free in addition to being good for those following a keto diet.

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All about Keto Berry Crumble Bars

These keto berry crumble bars will satisfy your sweet tooth if you are following a keto or low-carb lifestyle. They feature a buttery almond flour crust with fresh berries in the center and finished with a crumble topping. The tart berries pair well with the sweet crumble topping.

These bars are an excellent source of healthy fat from the almond flour and omega-3 fatty acids and fiber from the chia seeds. The fresh berries add a natural sweetness while also providing antioxidants and vitamins to the bars.

Ingredients You’ll Need for this Recipe

For the crust:

  • Almond flour
  • Melted butter
  • Granulated erythritol
  • Lemon zest

For the filling:

  • Berries (I used blueberries and raspberries)
  • Chia seeds
  • Erythritol (adjust to your taste if necessary)
  • Water

For the crumble:

  • Almond meal
  • Butter
  • Granulated erythritol
  • Shredded coconut
  • Lemon zest

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How to Make Keto Berry Crumble Bars

Make the crust:

  1. Preheat the oven to 350 degrees F. Line an 8″ square baking pan with parchment paper and set aside.
  2. Mix the almond flour, lemon zest, granulated erythritol, and melted butter in a bowl. Place the grainy mixture in the prepared pan and press down to cover the bottom.
  3. Bake at 350 degrees F for 7 to 8 minutes or until the sides are beginning to get brown.

Make the filling:

  1. Mix the chia seeds with the 1/2 cup of water to activate them. Let the seeds release their mucilage for about 30 minutes. The result will be a gelatinous paste.
  2. Place the chia paste, berries, and erythritol in a blender or food processor and pulse to combine.
  3. Transfer the jam to a pan over medium heat. Without stirring, wait until the jam thickens. You need the excess liquid to evaporate, so there’s no need to stir. But make sure it doesn’t burn.
  4. Allow the jam to cool while you make the crumble. The jam will develop a thicker consistency when it cools.

Make the crumble:

  1. Mix the almond meal, granulated erythritol, shredded coconut, and lemon zest.
  2. Chop the butter into cubes and add it to the mixture. Use your hands to combine the ingredients until the mixture reaches a crumbly consistency.

Assemble and bake the bars:

  1. Spread the cooled filling on the base.
  2. Sprinkle the crumble on top.
  3. Bake at 350 degrees F for 15 minutes or until the crumble is golden.
  4. Allow the bars to cool to room temperature for the filling to set (about 2 hours is ideal). You can speed up this process in the fridge.
  5. Cut the dessert into 9 bars and enjoy.

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Tips and Variations for this Dessert

If you’re looking to make the best keto berry crumble bars, here are some tips to keep in mind and some variation to try:

  • Use your favorite berries for the filling. Try raspberries, blueberries, strawberries, blackberries, or a combination of them.
  • Adjust the sweetness of the filling according to your preference. The tartness and sweetness will depend on what type of berries you use.
  • Add some crunchy nuts, such as chopped almonds or walnuts, to the crumble topping.
  • Try adding some spices, such as cinnamon or nutmeg, to the crumble topping for added warmth and depth.
  • Add shredded coconut, cocoa powder, or dried fruits to the filling or topping.
  • If you’re looking for an extra-special treat, top your bars with melted dark chocolate and serve them warm.

Keto Berry Crumble Bars FAQs

Are these bars vegan and vegetarian?

The recipe is vegetarian as written. To make the recipe vegan, replace the butter with vegan butter or coconut oil.

What are the best types of berries to use for keto berry crumble bars?

I used a combination of blueberries and raspberries for this recipe, but strawberries, blackberries and even cranberries could work. This recipe is versatile, so you can use the type of berry you like best. Experiment with different combinations.

How do I store leftovers of keto berry crumble bars?

Store these bars in an airtight container in the fridge for up to 7 days.

Other Berry Recipes

  • Lemon Blueberry Muffins
  • Perfect Berry Smoothie Bowl
  • Easy Blueberry Overnight Oats
  • Easy Strawberry Banana Spinach Smoothies

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Keto Berry Crumble Bars

Yield: 9 servings
Prep Time: 45 minutes
Cook Time: 25 minutes
Waiting Time: 2 hours
Total Time: 3 hours 10 minutes

These keto berry crumble bars will satisfy your sweet tooth if you are following a keto or low-carb lifestyle.

Ingredients

Crust

  • 1 ½ cup almond flour
  • 3 tbsp melted butter
  • ¼ cup granulated erythritol
  • 1 tsp lemon zest

Filling

  • 2 cups berries (I’ve used 1 cup of blueberries and 1 cup of raspberries)
  • 2 tbsp chía seeds
  • ⅓ cup erythritol (adjust to taste if necessary)
  • ½ cup water

Crumble

  • 1 cup almond meal
  • 4 tbsp butter (1 stick or 4 oz)
  • ⅓ cup granulated erythritol
  • ¼ cup shredded coconut
  • 2 tsp lemon zest

Instructions

  1. Preheat the oven to 350F and then, prepare an 8’’ square baking tray with parchment paper. Set aside.
  2. Mix almond flour, lemon zest, granulated erythritol and melted butter for the crust. Next, place the grainy mixture into the prepared tray and press it down evenly. Bake the crust for 7 to 8 minutes or until the sides are getting brownish.
  3. Prepare the jam by activating the chía seeds with ½ cup of water. Let the seeds release their mucilage for about 30 minutes. The result will be a gelatinous paste. Place the chía paste and the rest of the ingredients of the jam into a blender or food processor and pulse to combine. For the jam adjust the sweetness to taste as it will depend on what berry you use the tartness it’ll provide to the jam. Transfer the jam to a pan over medium heat; without stirring, wait until the jam thickens. TIP: we need the excess liquid to evaporate, so there’s no need to stir, make sure it doesn’t burn. The jam will develop its thickest consistency when cold. Let it cool while you make the crumble.
  4. To make the crumble mix all the ingredients except butter and then add butter chopped into cubes. Use your hands to combine the ingredients until a crumbly consistency. Next, spread the jam onto the base, and crumble on top of it.
  5. Bake these bars at 350F for 15 minutes or until the crumble is golden.
  6. Remove from heat and let it cool to room temperature for the jam to completely set, about two hours is ideal. You can speed up this process in the fridge.
  7. Divide it into nine servings and enjoy.

Notes

  • For the jam you can use raspberries, blueberries, strawberries or blackberries. Or a mix of them.
  • Store these bars in an airtight container in the fridge for up to seven days.
  • These bars are moist while crumbly and crispy. Taste-wise they are sweet and nutty. 
  • This recipe is gluten-free,sugar-free and keto-friendly.
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    Author: Lindsay Delk

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