Keto Iced Peanut Butter Bars
Keto Iced Peanut Butter Bars are a delightful treat that combines rich flavors with a creamy texture, making them perfect for any occasion. These bars are not only easy to prepare but also cater to those following a low-carb lifestyle. With their moist peanut butter base and luscious frosting, they are sure to satisfy your sweet cravings without derailing your health goals.
Why You’ll Love This Recipe
- Quick Preparation: In just 31 minutes, you can have these delicious bars ready to serve.
- Rich Flavor: The combination of smooth peanut butter and almond flour creates a satisfying dessert experience.
- Low Carb Delight: Each serving contains only 6g of carbs, making it ideal for keto diets.
- Versatile Snack: Perfect for dessert, an afternoon snack, or even an energy boost before workouts.
- Kid-Friendly: Great for family gatherings or lunchboxes, kids will love the sweet peanut butter taste!
Tools and Preparation
To make these Keto Iced Peanut Butter Bars, you’ll need some essential tools that will simplify the process and ensure great results.
Essential Tools and Equipment
- Mixing bowls
- Small saucepan
- Baking pan (9×9 inch)
- Whisk or spatula
- Measuring cups and spoons
Importance of Each Tool
- Mixing bowls: Essential for combining ingredients effectively and ensuring a smooth batter.
- Small saucepan: Ideal for melting butter and peanut butter without burning them, helping maintain flavor.
- Baking pan: A 9×9 inch pan ensures even baking and easy removal of bars once cooled.

Ingredients
Keto Iced Peanut Butter Bars are delicious soft and moist peanut butter bars with creamy peanut butter frosting.
For the Bars:
- ½ cup Butter
- ¾ cup Smooth Peanut Butter
- 1 cup Low Carb Granular Brown Sweetener
- ½ teaspoon Salt
- ½ tablespoon Vanilla Extract
- 2 large Eggs
- 1 cup fine-blanched Almond Flour
For the Frosting:
- ½ cup Low-Carb Confectioners Powdered Sweetener
- ¼ cup Smooth Peanut Butter
- 4 tablespoons Unsweetened Almond Milk
- ½ teaspoon Vanilla Extract
How to Make Keto Iced Peanut Butter Bars
Step 1: Preheat the Oven
Preheat your oven to 350℉ (180℃) and grease or line your 9×9 inch baking pan with parchment paper.
Step 2: Melt the Peanut Butter Mixture
In a small saucepan over medium heat:
1. Melt the butter and ¾ cup smooth peanut butter together until fully combined.
2. Remove from heat and set aside to cool slightly.
Step 3: Prepare the Dry Ingredients
In a large mixing bowl:
1. Add the low-carb brown sweetener and salt. Mix together, breaking up any clumps until it’s lump-free.
2. Stir in the almond flour, mixing thoroughly.
Step 4: Combine Wet Ingredients
- Add the melted peanut butter mixture along with ½ tablespoon vanilla extract and the two eggs into the dry ingredients.
- Mix until everything is well combined and smooth.
Step 5: Bake the Bars
Spread the batter evenly in your prepared baking pan.
1. Bake in preheated oven for about 20 to 25 minutes until set.
2. While baking, prepare your frosting as detailed below.
Step 6: Make the Frosting
In a small saucepan over medium-low heat:
1. Melt ¼ cup smooth peanut butter.
2. Add in 4 tablespoons unsweetened almond milk and remaining ½ teaspoon vanilla extract, stirring until melted.
3. Remove from heat, then mix in the powdered sweetener, adjusting consistency with more almond milk if necessary.
Step 7: Frosting the Bars
Once baked:
1. Allow bars to cool slightly until warm but not hot.
2. Pour frosting over warm bars, spreading it evenly across the surface.
Step 8: Slice and Serve
Let icing set for a few minutes before slicing into 12 bars for serving. Enjoy your delicious Keto Iced Peanut Butter Bars!
How to Serve Keto Iced Peanut Butter Bars
Keto Iced Peanut Butter Bars are not only a delightful treat on their own, but they can also be served in various creative ways. Here are some serving ideas to elevate your dessert experience.
With Fresh Berries
- Raspberry or Blueberry Topping: Fresh berries add a burst of flavor and color, complementing the rich peanut butter bars beautifully.
On a Bed of Whipped Coconut Cream
- Coconut Cream Delight: Serve the bars on a generous dollop of whipped coconut cream for a creamy texture that balances the sweetness.
Paired with Keto-Friendly Ice Cream
- Ice Cream Bliss: Enjoy these bars alongside a scoop of keto-friendly ice cream for an indulgent dessert that’s sure to satisfy your sweet tooth.
Crumbled Over Greek Yogurt
- Yogurt Parfait: Crumble the bars over unsweetened Greek yogurt for a protein-packed snack or dessert that adds crunch and flavor.
Drizzled with Sugar-Free Chocolate Sauce
- Chocolate Indulgence: A drizzle of sugar-free chocolate sauce enhances the richness of the peanut butter flavor, making it even more decadent.
How to Perfect Keto Iced Peanut Butter Bars
To ensure your Keto Iced Peanut Butter Bars turn out perfectly every time, follow these simple tips that can make a big difference.
- Use Room Temperature Ingredients: This helps create a smooth batter that mixes evenly and bakes more consistently.
- Watch Baking Time: Keep an eye on the bars during baking; overbaking can lead to dry bars. Check them at 20 minutes.
- Cool Before Icing: Allow the bars to cool slightly before adding icing; this ensures it adheres well without melting away.
- Store Properly: Keep leftovers in an airtight container in the fridge to maintain freshness and prevent them from becoming soggy.
Best Side Dishes for Keto Iced Peanut Butter Bars
Pairing side dishes with your Keto Iced Peanut Butter Bars can enhance your overall dining experience. Here are some great options:
- Chia Seed Pudding: A nutritious option that provides fiber and healthy fats while being low in carbs.
- Nutty Trail Mix: A combination of almonds, walnuts, and pumpkin seeds adds crunch and complements the flavors of the bars.
- Avocado Salad: A refreshing salad with avocado and leafy greens offers a light contrast to the richness of the bars.
- Celery Sticks with Almond Butter: This crunchy snack provides additional healthy fats and pairs well with the peanut butter theme.
- Cucumber Slices with Hummus: Light and refreshing, cucumbers dipped in hummus can cleanse your palate after indulging in sweet treats.
- Cheese Platter: A selection of keto-friendly cheeses can provide savory notes that balance out the sweetness of the bars.
Common Mistakes to Avoid
Making Keto Iced Peanut Butter Bars is easy, but some common mistakes can affect the final product.
- Using the wrong sweetener: Not all sweeteners behave the same in baking. Choose a low-carb granular brown sweetener for the best texture and flavor.
- Overmixing the batter: Mixing too much can lead to dense bars. Combine ingredients until just mixed to keep them soft and moist.
- Not checking doneness: Baking time can vary with ovens. Use a toothpick to check for doneness; it should come out clean when done.
- Skipping the cooling step: Pouring icing on hot bars may cause it to melt too much. Allow them to cool slightly before icing for better results.
- Improper storage: Storing your bars incorrectly can lead to spoilage. Use airtight containers to keep them fresh longer.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container.
- Keep in the refrigerator for up to one week.
Freezing Keto Iced Peanut Butter Bars
- Wrap each bar individually in plastic wrap or parchment paper.
- Place wrapped bars in a freezer-safe bag or container. They can be frozen for up to three months.
Reheating Keto Iced Peanut Butter Bars
- Oven: Preheat oven to 350°F (175°C). Place bars on a baking sheet and warm for about 5-10 minutes.
- Microwave: Heat one bar at a time for 15-20 seconds for a quick warm-up.
- Stovetop: Place bars in a skillet over low heat, covering with a lid, and warm for about 2-3 minutes.
Frequently Asked Questions
If you have questions about making Keto Iced Peanut Butter Bars, you’re not alone! Here are some common queries.
Can I use crunchy peanut butter instead of smooth?
Yes, you can use crunchy peanut butter if you prefer added texture in your bars. Just ensure it’s low-carb.
How can I customize my Keto Iced Peanut Butter Bars?
You can add sugar-free chocolate chips, chopped nuts, or even keto-friendly toppings like coconut flakes for extra flavor.
How do I know if my bars are done baking?
Insert a toothpick into the center of the bars; it should come out clean or with few crumbs attached when they are fully baked.
What are the best ways to serve these bars?
These bars make great snacks or dessert options. Serve them chilled or warmed with additional peanut butter on top!
Final Thoughts
Keto Iced Peanut Butter Bars are not only delicious but also versatile. You can easily customize them by adding your favorite keto-friendly ingredients. Try this recipe today and enjoy a rich and satisfying treat that fits perfectly into your low-carb lifestyle!
Keto Iced Peanut Butter Bars
Keto Iced Peanut Butter Bars are a delightful low-carb treat that combines the rich, creamy taste of peanut butter with a soft, moist texture. These bars are perfect for those following a keto lifestyle and make an excellent option for desserts, snacks, or even a pre-workout energy boost. With only 6g of carbs per serving, they satisfy sweet cravings without compromising health goals. Easy to prepare in just over half an hour, these bars feature a luscious frosting that enhances their flavor while remaining guilt-free. Enjoy them on their own or pair them with fresh berries or a scoop of keto-friendly ice cream for an indulgent experience.
- Prep Time: 10 minutes
- Cook Time: 25 minutes
- Total Time: 35 minutes
- Yield: 12 servings 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
Ingredients
- ½ cup Butter
- ¾ cup Smooth Peanut Butter
- 1 cup Low Carb Granular Brown Sweetener
- ½ teaspoon Salt
- ½ tablespoon Vanilla Extract
- 2 large Eggs
- 1 cup fine-blanched Almond Flour
- ½ cup Low-Carb Confectioners Powdered Sweetener
- ¼ cup Smooth Peanut Butter for frosting
- 4 tablespoons Unsweetened Almond Milk
Instructions
- Preheat oven to 350°F (180°C) and grease or line a 9×9 inch baking pan.
- In a small saucepan, melt the butter and peanut butter together over medium heat; set aside to cool.
- In a mixing bowl, combine low-carb sweetener, salt, and almond flour until clump-free.
- Mix melted peanut butter mixture with dry ingredients, adding eggs and vanilla; stir until smooth.
- Pour batter into the prepared pan and bake for 20-25 minutes until set.
- For frosting, melt peanut butter with almond milk; mix in powdered sweetener to desired consistency.
- Frost warm bars and let cool before slicing into 12 servings.
Nutrition
- Serving Size: 1 serving
- Calories: 200
- Sugar: 1g
- Sodium: 150mg
- Fat: 18g
- Saturated Fat: 5g
- Unsaturated Fat: 13g
- Trans Fat: 0g
- Carbohydrates: 6g
- Fiber: 2g
- Protein: 6g
- Cholesterol: 50mg