Low Carb Protein Bars (Thick, Chewy & High-Protein)

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By Gianna Poulef

Low Carb Protein Bars

These Low Carb Protein Bars are rich, dense, and perfectly chewy, with 14 grams of protein per bar and no refined sugar. They’re made with almond butter, coconut flour, and protein powder, then finished with an optional chocolate topping for that bakery-style feel.

Perfect for meal prep, post-workout snacks, or anytime hunger strikes.

Overview of Recipe Content

These bars are perfect for:

  • Low carb snacking
  • High-protein meal prep
  • Keto-friendly desserts
  • On-the-go fuel

Why you’ll love them

  • No baking required
  • Naturally gluten-free
  • Low carb & keto-friendly
  • Thick, satisfying texture

What they taste like

Nutty, lightly sweet almond butter bars with a chewy bite—almost like a protein brownie crossed with a candy bar.

Nutritional Highlights

Thanks to almond butter and protein powder, these bars keep you full and energized without a sugar crash.

Full Ingredient List (Complete & Tested)

This Now, Make It Later!

Protein Bar Base

  • 1 cup almond butter (smooth, unsweetened)
  • 1/3 cup keto maple syrup (or sugar-free maple-style syrup)*
  • 1/2 cup coconut flour
  • 1 cup protein powder (vanilla or unflavored; whey or plant-based)
  • 1 teaspoon vanilla extract
  • Pinch of salt

Optional Chocolate Topping

  • 1/2 cup sugar-free chocolate chips
  • 1 tablespoon coconut oil

*See notes below for sweetener swaps.

Tools You’ll Need

  • Mixing bowl
  • Spatula
  • 8×8-inch pan
  • Parchment paper
  • Microwave-safe bowl (for chocolate topping)

Substitutions & Additions

  • Swap almond butter for peanut butter
  • Use monk fruit syrup instead of keto maple
  • Add chopped nuts for crunch
  • Stir cinnamon or espresso powder into the base

How to Make Low Carb Protein Bars

Step 1: Prep the Pan

Line an 8×8-inch pan with parchment paper, leaving overhang for easy removal.

Step 2: Mix the Base

In a bowl, combine almond butter, keto maple syrup, vanilla, and salt until smooth.

Step 3: Add Dry Ingredients

Stir in protein powder and coconut flour until a thick, moldable dough forms.

Step 4: Press into Pan

Transfer mixture to the pan and press down firmly into an even layer.

Step 5: Optional Chocolate Topping

Melt chocolate chips with coconut oil. Spread evenly over the bars.

Step 6: Chill

Refrigerate for 1–2 hours until firm.

Step 7: Slice & Serve

Slice into bars and enjoy chilled or slightly softened.

What to Serve with Protein Bars

  • Black coffee or espresso
  • Unsweetened almond milk
  • Greek yogurt
  • Fresh berries (if carbs allow)

Tips for Making Them Perfect

  • Use smooth almond butter for best texture
  • Press firmly so bars don’t crumble
  • Chill fully before slicing
  • Adjust sweetness to taste

Storage Instructions

  • Refrigerator: Up to 7 days
  • Freezer: Up to 2 months (wrap individually)
  • On-the-go: Keep chilled if possible

General Information

Homemade protein bars let you control ingredients, sweetness, and texture—no mystery fillers, no chalky aftertaste. These bars are proof that low carb snacks can still feel indulgent.

Frequently Asked Questions

Are these keto?
Yes, with keto-approved syrup and protein powder.

Can I bake them?
No need—these are no-bake bars.

Do they taste like protein powder?
Not strongly, especially with vanilla or chocolate topping.

Can I double the recipe?
Absolutely—use a 9×13-inch pan.

Conclusion

These Low Carb Protein Bars are thick, chewy, and incredibly satisfying—exactly what a good protein bar should be. If you loved these, try:

Interactive Elements

Made these? Leave a review below!
Share your bars on Pinterest and tag me here:
https://www.pinterest.com/poulefrecipe/

Nutritional Information (Approximate Per Bar)

CaloriesProteinFatNet Carbs
22014g16g4g
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Low Carb Protein Bars (Thick, Chewy & High-Protein)


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  • Author: Gianna Poulef
  • Total Time: PT90M
  • Yield: 10 bars 1x

Description

Thick and chewy low carb protein bars made with almond butter, coconut flour, and protein powder.


Ingredients

Scale

1 cup almond butter

1/3 cup keto maple syrup

1/2 cup coconut flour

1 cup protein powder

1 teaspoon vanilla extract

Pinch of salt

Optional: sugar-free chocolate topping


Instructions

1. Line an 8×8 pan with parchment.

2. Mix almond butter, syrup, vanilla, and salt.

3. Stir in protein powder and coconut flour.

4. Press mixture firmly into pan.

5. Optional: melt chocolate and spread on top.

6. Refrigerate 1–2 hours until firm.

7. Slice into bars.

Notes

– Use smooth almond butter.

– Chill fully before slicing.

– Store refrigerated for best texture.

  • Prep Time: PT10M
  • Cook Time: PT0M
  • Category: Snack
  • Method: No-Bake
  • Cuisine: American

Nutrition

  • Serving Size: 1 bar
  • Calories: 220
  • Sugar: 1g
  • Sodium: 95mg
  • Fat: 16g
  • Saturated Fat: 4g
  • Unsaturated Fat: 11g
  • Trans Fat: 0g
  • Carbohydrates: 6g
  • Fiber: 2g
  • Protein: 14g
  • Cholesterol: 0mg
Low Carb Protein Bars (Thick, Chewy & High-Protein)
Gianna Poulef
CEO, Chef & Recipe Creator at BLYNO LLC | Website

I’m Gianna Poulef from Poulef Recipes. I love sharing perfected dishes from my kitchen. I’m sure they’ll earn a spot in your heart. Let’s savor this journey together!.

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