Sugar-Free Blueberry Chill Bars Recipe

A creamy, refreshing no-bake blueberry dessert with a buttery almond crust and a smooth blueberry cheesecake-style filling. Naturally sweetened without added sugar and perfect for keeping chilled.

Ingredients

For the Crust:

• 1 ½ cups almond flour
• 3 tbsp unsalted butter, melted
• 2 tbsp powdered erythritol or monk fruit sweetener
• ½ tsp vanilla extract
• Pinch of salt

For the Blueberry Filling:

• 2 cups fresh or frozen blueberries
• 8 oz (225 g) cream cheese, softened
• ½ cup heavy whipping cream
• ⅓ cup powdered erythritol or monk fruit sweetener, adjust to taste
• 1 tsp vanilla extract
• 1 tbsp fresh lemon juice
• 1 tsp lemon zest
• 1 ½ tsp unflavored gelatin
• 2 tbsp cold water

For the Blueberry Topping:

• ½ cup blueberries
• 1 tbsp water
• 1 tbsp powdered sugar-free sweetener
• 1 tsp lemon juice

Directions

1. Prepare the pan
   Line an 8×8-inch square baking pan with parchment paper, leaving some paper hanging over the sides for easy removal.
2. Make the crust
   Combine almond flour, melted butter, powdered erythritol, vanilla, and salt. Mix until the mixture resembles moist crumbs.

Press firmly into the bottom of the prepared pan. Refrigerate for 15–20 minutes while preparing the filling.

3. Prepare the blueberries
   Add the blueberries, water, and lemon juice to a small saucepan. Cook over medium heat for 5–7 minutes, stirring occasionally, until the berries soften and release their juices.

Mash lightly with a fork or potato masher.

Remove from the heat and let cool for several minutes.

4. Prepare the gelatin
   Place 2 tablespoons of cold water in a small bowl. Sprinkle the gelatin evenly over the water and let it sit for about 5 minutes to bloom.

Warm the bloomed gelatin gently until completely dissolved. Do not boil.

5. Make the creamy filling
   Beat the softened cream cheese with the powdered sweetener until smooth and creamy.

Add the heavy cream, vanilla, lemon juice, and lemon zest. Beat until smooth and slightly thickened.

Add the cooled blueberry mixture and blend until evenly combined.

Slowly mix in the dissolved gelatin until completely incorporated.

6. Assemble
   Pour the blueberry filling over the chilled crust. Smooth the top with a spatula.
7. Add the blueberry topping
   Scatter the fresh blueberries over the top. For a more decorative finish, lightly swirl a spoonful of the blueberry mixture through the surface.
8. Chill
   Cover and refrigerate for at least 6 hours, preferably overnight, until completely firm.
9. Slice and serve
   Lift the bars out using the parchment paper. Cut into 12 squares with a sharp knife.

For cleaner slices, wipe the knife with a warm damp cloth between cuts.

Nutrition Information

Approximate per serving, based on 12 bars:

• Calories: 220 kcal
• Protein: 5 g
• Total Carbohydrates: 8 g
• Fiber: 3 g
• Net Carbohydrates: 5 g
• Fat: 20 g
• Saturated Fat: 8 g
• Cholesterol: 35 mg
• Sodium: 95 mg
• Sugar: 3 g

Nutrition values are estimates and vary depending on the sweetener and ingredients used.

Q&A

Can I use frozen blueberries?
Yes. Frozen blueberries work very well. There is no need to thaw them before cooking.

What sweetener works best?
Powdered monk fruit-erythritol blends work especially well because they dissolve smoothly. Allulose can also be used, although the bars may be slightly softer.

Are these completely sugar-free?
They contain no added sugar. Blueberries naturally contain a small amount of sugar, so the bars are not literally zero-sugar.

Can I make these without gelatin?
Yes, but the filling will be softer. For a vegetarian version, use a suitable plant-based setting agent according to its package directions.

How long do they last?
Keep them covered in the refrigerator for up to 4–5 days.

Can I freeze them?
Yes. Freeze the bars individually or in an airtight container for up to 2 months. Thaw them in the refrigerator before serving.

Can I use a different crust?
Yes. A sugar-free cookie crust or a pecan-and-almond crust can also work beautifully.