
Keto Lemon Bars with Coconut Flour
May 23, 2023
As someone who follows a ketogenic diet, I’m always on the lookout for new low-carb dessert recipes. That’s why I was thrilled to discover this Clean Keto Dessert Recipe for Keto Lemon Bars with Coconut Flour. Not only are these bars deliciously tangy and sweet, but they’re also made with wholesome ingredients that won’t kick you out of ketosis.
Coconut flour is a popular ingredient in keto baking because it’s low in carbs and high in fiber. It’s also gluten-free, which makes it a great option for those with celiac disease or gluten sensitivities. In this recipe, the coconut flour is used to make a shortbread crust that’s buttery and crumbly, just like the real thing. The filling is made with fresh lemon juice, eggs, and erythritol, a natural sweetener that won’t spike your blood sugar. The result is a dessert that’s both rich and refreshing, perfect for a summer day.
Keto Lemon Bars with Coconut Flour Ingredients
When it comes to making delicious keto lemon bars with coconut flour, it’s all about using the right ingredients. Here are the ingredients you will need to make the perfect keto lemon bars with coconut flour.
For the crust
- 1 cup of coconut flour
- 1/2 cup of butter, softened
- 1/4 cup of erythritol
- 1/4 teaspoon of salt
- 1/4 teaspoon of vanilla extract
To make the crust, combine all the ingredients in a bowl and mix until well combined. Press the mixture into an 8×8 inch baking dish lined with parchment paper. Bake the crust at 350°F for 10-12 minutes until it is lightly browned. Set aside to cool.
For the filling
- 6 large eggs
- 2 egg yolks
- 1 cup of fresh lemon juice
- 1 cup of erythritol
- 1/2 cup of coconut flour
- 1/4 teaspoon of salt
To make the filling, whisk together the eggs and egg yolks in a large mixing bowl. Add the lemon juice, erythritol, coconut flour, and salt and stir until well combined. Pour the filling over the cooled crust and bake at 350°F for 25-30 minutes until the filling is set.
That’s all there is to it! With these simple ingredients, you can make delicious and healthy keto lemon bars with coconut flour that are perfect for any occasion.

Instructions for Keto Lemon Bars with Coconut Flour
Making the crust
To make the crust for the Keto Lemon Bars with Coconut Flour, I preheat the oven to 325 degrees F and line an 8×8 baking dish with parchment paper. In a mixing bowl, I combine coconut flour, erythritol, and salt. Then, I add melted butter and mix until the crust mixture is well combined.
Next, I press the crust mixture into the bottom of the prepared baking dish, making sure to spread it evenly. I prick the crust with a fork and pre-bake it for 7 minutes at 350F. Then, I set it aside to cool while I make the filling.
Making the filling
To make the filling for the Keto Lemon Bars with Coconut Flour, I whisk together 6 eggs and 2 egg yolks in a large mixing bowl. Then, I add lemon juice, erythritol, coconut flour, and salt, and stir again to combine.
Once the filling mixture is well combined, I pour it over the pre-baked crust and spread it evenly. Then, I bake the bars in the preheated oven at 325 degrees F for 20-25 minutes or until the filling is set.
Baking the bars
After the bars are done baking, I remove them from the oven and let them cool completely in the baking dish. Once they are cooled, I cut them into squares and serve them.
Overall, these Keto Lemon Bars with Coconut Flour are a delicious and healthy dessert option for those following a low-carb or keto diet. With a buttery crust and tangy lemon filling, they are sure to satisfy any sweet tooth.
Tips and Variations
Substituting Ingredients
When making Keto Lemon Bars with Coconut Flour, you can substitute some of the ingredients to suit your preferences or dietary restrictions. Here are some ideas:
- Eggs: If you are allergic to eggs or prefer not to use them, you can try substituting them with flax eggs, chia eggs, or gelatin. Keep in mind that the texture and taste of the bars may differ slightly.
- Sweeteners: Instead of erythritol or stevia, you can use other keto-friendly sweeteners such as monk fruit, xylitol, or allulose. Just make sure to adjust the amount according to your taste.
- Flour: If you don’t have coconut flour, you can use almond flour, hazelnut flour, or a combination of both. Keep in mind that the texture and taste may differ slightly.
Adding Flavor Variations
If you want to add some variety to your Keto Lemon Bars, here are some flavor variations you can try:
- Lime: Instead of lemon juice, you can use lime juice to make lime bars. You can also add some lime zest for extra flavor.
- Vanilla: Add some vanilla extract to the filling or the crust to give the bars a hint of vanilla flavor.
- Berries: Top the bars with fresh berries such as raspberries, strawberries, or blueberries for a colorful and fruity twist.
Storing the Bars
To keep your Keto Lemon Bars fresh and delicious, here are some tips on storing them:
- Refrigerator: Store the bars in an airtight container in the refrigerator for up to 5 days.
- Freezer: You can also freeze the bars for up to 3 months. Just make sure to wrap them tightly in plastic wrap or aluminum foil before freezing.
- Thawing: To thaw the bars, let them sit at room temperature for 30 minutes or in the refrigerator overnight.
FAQ about Keto Lemon Bars with Coconut Flour
As someone who has made Keto Lemon Bars with Coconut Flour, I know that there are some common questions that come up. Here are a few FAQs that I have come across:
Q: Can I substitute the coconut flour with almond flour?
A: While you can substitute the coconut flour with almond flour, the texture and taste will be different. Coconut flour is much more absorbent than almond flour, so you’ll need to adjust the amount of liquid in the recipe. Additionally, coconut flour has a slightly sweet and nutty flavor, while almond flour has a more neutral taste. If you do decide to use almond flour, I recommend using a 1:2 ratio (1 cup of coconut flour = 2 cups of almond flour) and adding an extra egg to help bind the dough.
Q: Can I use a sugar substitute other than erythritol?
A: Yes, you can use other sugar substitutes like stevia or monk fruit sweetener. However, you’ll need to adjust the amount based on the sweetness level of the substitute. Erythritol is a 1:1 substitute for sugar, so if you’re using a different sweetener, you may need to use more or less depending on the brand and type.
Q: Can I freeze Keto Lemon Bars with Coconut Flour?
A: Yes, you can freeze these bars for up to 3 months. Make sure to wrap them tightly in plastic wrap or aluminum foil before placing them in the freezer. When you’re ready to eat them, let them thaw in the refrigerator overnight before serving.
Q: How long do these bars last in the fridge?
A: These bars will last for up to 5 days in the refrigerator if stored in an airtight container. However, the texture may become slightly softer over time. If you want to keep them fresh for longer, I recommend freezing them instead.
I hope these FAQs have been helpful in answering any questions you may have had about Keto Lemon Bars with Coconut Flour. If you have any other questions, feel free to reach out to me!

Keto Lemon Bars with Coconut Flour
Ingredients
For the crust:
- 1 cup coconut flour
- 1/4 cup powdered erythritol
- 1/4 cup unsalted butter melted
For the filling:
- 4 large eggs
- 3/4 cup granulated sweetener swerve or other
- 1/2 cup lemon juice fresh
- 2 tbsp lemon zest
- 1/4 cup coconut flour
- 1 tsp baking powder
- pinch of salt
Instructions
- Preheat the oven to 350°F (175°C).
- In a bowl, mix together the almond flour, powdered erythritol, and melted butter until a crumbly mixture forms.
- Press the mixture into the bottom of an 8-inch square baking dish.
- Bake the crust for 10-12 minutes, until golden brown.
- In another bowl, whisk together the eggs, granulated erythritol, lemon juice, and lemon zest.
- Add the coconut flour, baking powder, and salt to the bowl and whisk until smooth.
- Pour the filling over the hot crust and return the dish to the oven.
- Bake for 18-20 minutes, until the filling is set.
- Let the bars cool in the dish, then cut into squares and serve.
Nutrition
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About the Author
Hello, I'm Brandon, a passionate foodie, clean keto enthusiast, and creator of Clean Keto Meal Plan. I'm dedicated to providing delicious and nutritious recipes that fit within a keto lifestyle. I strive to create meals that are not only low-carb, but also use clean, whole food ingredients for optimal health and wellness. Join me on my journey towards better health through clean eating and a keto lifestyle.