Delicious & Easy Low Carb Applesauce Oat Bars: A Keto-Friendly Recipe
Welcome to an exciting update for a beloved classic! This brand new recipe for **Low Carb Applesauce Oat Bars** is a meticulously redesigned, lower carb, and truly keto-friendly version of a much older recipe. For years, a recipe dubbed “Low Carb Applesauce Oatmeal Bars” circulated on various low-carb forums, but it often included a full cup of traditional oats, making it less suitable for strict ketogenic diets. Our modern take leverages the growing popularity and versatility of **oat fiber**, a fantastic ingredient that provides texture and dietary fiber without the high carb count of actual oats. This transformation allows us to create a remarkably similar bar in taste and texture, but with significantly reduced net carbs, making it a perfect addition to your low-carb baking repertoire. It’s a testament to how far low-carb baking has come, offering delicious alternatives that don’t compromise on flavor or satisfaction, and making healthy eating accessible and enjoyable.

When developing this recipe, I consciously decided to redesign it for an 8-inch pan. My reasoning behind this choice is simple: these bars feel more like a comforting, home-style treat perfect for family enjoyment rather than a large batch item for a potluck. The smaller size encourages portion control and makes them feel special and manageable. You’ll find these bars to be wonderfully sweet (thanks to a sugar-free sweetener like Magic Baker or Swerve), boasting a delightful cakey texture, yet remaining incredibly moist. Achieving this balance was key to mirroring the appealing qualities of traditional apple bars while adhering to low-carb principles. One crucial element for these bars is the inclusion of “add-ins” like dried fruit or nuts. I strongly advise against omitting them, as they are essential for providing a contrasting texture that elevates the overall experience. Without them, the bars might feel a bit monotonous or lack depth. However, if your goal is to keep the carb count as minimal as possible, you could opt for sugar-free alternatives such as Lily’s white chocolate chips, which offer a different but equally delightful textural contrast. For my personal preference, the ultimate combination proved to be a small amount of sweet raisins paired with delicate dried apple chips and crunchy pecans, creating a symphony of flavors and textures in every single bite, making these a truly satisfying low-carb dessert.
Beyond being a delicious treat, these Low Carb Applesauce Oat Bars offer numerous benefits for those following a low-carb or ketogenic lifestyle. The smart use of oat fiber, a naturally zero-carb ingredient, significantly reduces the overall carbohydrate count while adding valuable dietary fiber. This not only aids in digestion and promotes gut health but also contributes to a feeling of fullness, making these bars a satisfying snack that won’t leave you craving more or derail your dietary goals. Unlike many traditional baked goods that are loaded with refined sugars, this recipe skillfully utilizes sugar-free sweeteners, making it an excellent option for managing blood sugar levels and for individuals with diabetes who still want to enjoy a sweet indulgence. Furthermore, the thoughtful combination of superfine almond flour and oat fiber creates a naturally gluten-free base, catering to those with gluten sensitivities or celiac disease, broadening its appeal. These bars are a testament to the fact that healthy eating doesn’t mean sacrificing flavor or the joy of indulging in a sweet, wholesome treat. They are versatile enough to serve as a quick, energizing breakfast on the go, a satisfying midday snack, or a delightful, guilt-free dessert after dinner. For optimal freshness and to prolong their deliciousness, store these bars in an airtight container at room temperature for up to 3 days, or refrigerate for up to a week. They also freeze beautifully for longer-term storage; simply thaw at room temperature before enjoying. This makes them perfect for meal prepping your healthy snacks.
Enhancing the Apple Flavor in Your Low Carb Bars
One of the biggest challenges when creating low-carb or keto-friendly apple desserts is navigating the high natural sugar content of real apples. While we wisely use unsweetened applesauce in this recipe for its inherent flavor and essential moisture, relying solely on it often means that the delicate, authentic apple notes can easily be overshadowed by the robust spices and sweeteners present. To truly bring that vibrant, unmistakable apple essence to the forefront without adding any extra unwanted carbs, you might consider incorporating a high-quality bottled apple flavoring or extract. I haven’t personally tested this specific Low Carb Applesauce Oat Bars recipe with added apple flavoring yet, but based on extensive experience with fruit flavors in other low-carb baking endeavors, I’ve had great success with products from OliveNation; their flavorings generally offer a very authentic and potent taste. A small amount, perhaps a quarter to half a teaspoon, should be enough to elevate the apple profile significantly, transforming the subtle background note into a more prominent feature. Without this concentrated flavor boost, you’ll still undoubtedly enjoy a delicious bar, but the primary flavors tend to lean towards the warm spices like cinnamon, the pleasant sweetness from your chosen sugar substitute, and the rich undertones of sugar-free maple syrup, with the applesauce playing more of a supporting role. Experimenting with a good apple extract can truly transform these from “spiced bars with a hint of apple” to truly “apple-forward” treats, perfectly capturing that classic, comforting apple pie feeling in a low-carb format.
To Frost or Not to Frost: Glaze Options for Your Low Carb Apple Bars
When contemplating the perfect finishing touch for these delightful Low Carb Applesauce Oat Bars, the idea of a rich and tangy keto cream cheese frosting naturally comes to mind for many. However, through careful testing and observation, I found that while the bars are initially firm, they tend to soften gracefully and become even more tender over time. Adding a heavy, dense cream cheese frosting might risk overwhelming their delicate cakey texture and their unique, warmly spiced flavor profile. Instead, I firmly believe a lighter, more subtle touch is far more appropriate and complementary. A simple, elegant drizzle of a sugar-free glaze can provide just the right amount of extra sweetness and a beautiful visual appeal without detracting from the inherent goodness of the bar itself. To create a perfect light glaze, you could whisk together a few tablespoons of sugar-free confectioners’ sweetener (an erythritol-based option is ideal for its fine, smooth texture) with a touch of sugar-free maple syrup and just a few drops of water or unsweetened almond milk until you achieve a smooth, pourable consistency. For an even greater emphasis on apple flavor, you could even add a tiny drop of apple flavoring to the glaze mixture. This lighter, more refined option enhances the bars beautifully without making them overly rich, excessively sweet, or too soft, allowing their inherent moistness, comforting spice, and subtle apple notes to truly shine through, making each bite a balanced pleasure.
Tracing the Evolution: Old Recipe Below, New & Improved in Card
It’s truly fascinating to observe how culinary preferences and recipe formulations evolve, especially within the dynamic world of specialized diets like low-carb and ketogenic eating. While this article proudly features and celebrates the innovative new version of our Low Carb Applesauce Oat Bars in the comprehensive and detailed printable recipe card below, I’ve made a deliberate decision to retain the original oatmeal version here for its invaluable historical context and as a point of comparison. This inclusion allows you, the reader, to appreciate the remarkable journey and progression of this recipe, from its more traditional (but significantly higher carb) roots to its refined, optimized, and truly keto-friendly form. The old version, with its substantial amount of conventional rolled oats, serves as a poignant reminder of earlier low-carb approaches from a time before versatile ingredients like oat fiber became widely accessible and deeply understood in the baking community. If you’re simply curious about the specific recipe that originally inspired this delicious transformation, or perhaps you’re not strictly adhering to a ketogenic diet and have a preference for traditional oats, you can certainly still give the original a try. However, for those unequivocally seeking the ultimate low-carb and keto-friendly experience, packed with all the flavor, delightful texture, and dietary benefits you crave, the new recipe is unequivocally the one to focus on and enjoy!

Original Low Carb Applesauce Bars With Oats (Older Version for Reference)
For those interested in the foundational recipe that sparked the inspiration for this modern low-carb evolution, here are the original instructions for the earlier version of the Applesauce Bars. Please note that this version, due to its inclusion of traditional oats, contains a notably higher carbohydrate count and may not align with strict ketogenic dietary guidelines. It is presented here as a nostalgic glimpse into how low-carb baking practices have advanced and diversified over the years, offering new and improved alternatives.
2 cups almond meal
2 cups oats
1 cup unsweetened applesauce
1 large egg
1 tablespoon cinnamon
1 teaspoon baking soda
1 cup Splenda for baking (I would use Magic Baker or a different sweetener now)
2 T. sugar free maple syrup
1 Tablespoon raisins
Instructions for the Older Version: Slightly beat egg and mix in applesauce and syrup. Mix in sugar substitute then add almond flour, oats, baking soda and cinnamon. Press into the bottom of a 9×13 pan and bake at 350F for 20 minutes.
The New Low Carb Applesauce Oat Bars Recipe

Low Carb Applesauce Oat Bars
Anna
Pin Recipe
Ingredients
- 1 cup plus 2 tablespoons superfine almond flour (112 grams)
- ½ cup oat fiber (48 grams)
- 1 ½ teaspoons cinnamon
- ½ teaspoon baking soda
- ¼ teaspoon salt
- ½ cup unsweetened applesauce
- ½ teaspoon vanilla extract or use ¼ teaspoon of vanilla and about ¼ to ½ teaspoon apple flavoring
- 1 large egg
- 2 tablespoons sugar-free maple syrup like Birch Benders or Lakanto
- 6 tablespoons Magic Baker or Swerve sweetener 80 grams
- 2 tablespoon raisins optional – or swap with chopped pecans or dried apple
Instructions
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Preheat oven to 350°F. Line an 8-inch square pan with parchment or foil and lightly grease.
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Mix together the almond flour, oat fiber, cinnamon, baking soda and salt.
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In a medium bowl, whisk the applesauce, egg, maple syrup, sweetener and vanilla until well combined.
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Stir dry mixture into wet mixture, then stir in raisins, dried apples and/or nuts.
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Press evenly into the prepared pan and smooth the top with a spatula.
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Bake for 18-22 minutes, or until the center is set and the edges look golden.
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Cool in pan before slicing into bars.
Notes
Nutrition
- Hazelnut Chocolate Chip Meringues
- Low Carb Bread Recipe
- Keto Oat Fiber Muffins
- Vegan Oatmeal Peanut Butter Chocolate Chip Cookies
- Loaf Pan Applesauce Cake or Instant Pot