Today I’m sharing one of the easiest keto dessert recipes you will ever make. These mini fudge cubes need only three simple ingredients that you probably already have in your kitchen.

No special equipment, no complicated steps, and no baking required. Just mix, freeze, and enjoy. Wow!
When I first started eating keto, I struggled to find desserts that actually tasted good. Most keto sweets either had too many ingredients I couldn’t find at my regular grocery store, or they tasted nothing like real dessert.
These fudge cubes are different. They taste rich and creamy, just like regular fudge, but they fit perfectly into your keto meal plan.

These little cubes are perfect when you want something sweet but don’t want to spend hours in the kitchen.
They keep well in the freezer, so you can make a batch and have keto friendly dessert ready whenever you need it.
👍 Why You’ll Love This Recipe
Only Three Ingredients: You literally need just three things to make this amazing fudge – low carb chocolate chips, peanut butter, and vanilla extract.
That’s it! No long shopping list, no hunting around different stores for weird ingredients, and no spending tons of money on things you’ll never use again.

Perfect Bite-Sized Portions: When you cut this fudge into mini cubes, each piece is exactly the right size for keto eating. You get that satisfying chocolate and peanut butter taste without going overboard on your daily carbs.
Tastes Like Real Fudge: This doesn’t taste like diet food at all. The combination of chocolate and peanut butter creates that rich, creamy texture and taste that you remember from regular fudge.
✨ Recipe Ingredients
- 2 cups Low Carb Chocolate Chips (I highly recommend these– amazon link)
- 1 cup Peanut Butter
- 1 teaspoon Pure Vanilla Extract
👨🍳 How To Make
Follow this easy recipe:
Step 1
Combine the chocolate chips and peanut butter in a microwave-safe bowl. Heat until melted.
Step 2
Whisk well until thoroughly combined. Add the vanilla and mix again.

Step 3
Line a loaf pan with parchment paper.
Step 4
Pour the fudge batter into the lined pan and freeze for 1-2 hours until firm.
Step 5
Slice into very small cubes and enjoy this amazing keto fudge!

💡Tips
1. Melt in Short Bursts
Don’t try to melt everything at once in the microwave because chocolate can burn really easily and turn grainy. Start with 30 second intervals, then stir, then heat for another 20-30 seconds if needed.
The mixture might not look completely melted after the first heating, but keep stirring because the heat will continue melting the chocolate even after you take it out.
If you see any lumps that won’t stir out, heat for just 10-15 more seconds and stir again. Burnt chocolate tastes bitter and can ruin the whole batch, so it’s better to go slow and take extra time than to rush and overheat everything.

2. Mix Until Completely Smooth
After the chocolate and peanut butter are melted, keep stirring until you can’t see any streaks or separate colors.
This usually takes more stirring than you think it will. The mixture should look completely uniform and smooth, like milk chocolate.
If you see any darker or lighter swirls, keep mixing. Adding the vanilla at the end and mixing again helps everything come together perfectly.

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FAQ
How long will this fudge keep in the freezer?
This fudge will stay good in the freezer for about 2-3 months if you store it properly in an airtight container or freezer bag.
Can I substitute almond butter for peanut butter?
Yes, almond butter works great in this recipe! The texture and method stay exactly the same, but you’ll get a slightly different flavor.
Almond butter tends to be a little bit thinner than peanut butter, so your fudge might be slightly softer, but it will still set up fine in the freezer.
Keto Mini Fudge Cubes
Print RecipeIngredients
- 2 cups Low Carb Chocolate Chips (I highly recommend these– amazon link)
- 1 cup Peanut Butter
- 1 teaspoon Pure Vanilla Extract
Instructions
- Combine the chocolate chips and peanut butter in a microwave-safe bowl. Heat until melted.
- Whisk well until thoroughly combined. Add the vanilla and mix again.
- Line a loaf pan with parchment paper.
- Pour the fudge batter into the lined pan and freeze for 1-2 hours until firm.
- Slice into very small cubes and enjoy this amazing keto fudge!