Summer is definitely the best time to have desserts- there’s nothing like a cold, creamy treat to beat the heat. But it’s also the worst time to be stuck in a hot kitchen baking. Solution? Today’s 3 ingredient peanut butter fudge is a quick, no-bake dessert that cools you down on summer days without even turning on the stove!
So, what makes peanut butter fudge the ultimate summer treat?
Well, for starters, the dessert is served chilled- meaning you get to enjoy a creamy, melt-in-your-mouth treat that goes perfectly with those scorching days. With just 3 ingredients that are probably sitting in your pantry right now, you can whip up a creamy, peanut butter fudge that’s rich and velvety in every bite. And the best part is the only skill this fudge recipe asks for is melting the butter just right- the rest is just mix, chill, and enjoy!
Ready to start this summer with cool, creamy bites of 3-ingredient peanut butter fudge?
Let’s start snacking!

Why You’ll Love This Peanut Butter Fudge Recipe
- Creamy, sweet, and addictive.
- No Baking, No Mess, and definitely No Stress!
- Only 3 ingredients, but the fun is unlimited.
Pro Tips For Making Peanut Butter Fudge
Worried you might mess up the recipe despite being so easy? Let’s give you some tips so you can master this fudge like a pro!
- Keep the butter and peanut butter at room temperature before melting.
- Make sure the butter is melted at low heat to prevent burning.
- Sift the powdered sugar before adding it to the mix to avoid any lumps.
- To prevent sticking, line the baking dish with parchment paper.
- For faster chilling, place the fudge in the freezer for 1 hour.

Irresistible Ways to Transform Your 3 Ingredient Peanut Butter Fudge
While the classic peanut butter fudge is hard to beat in terms of simplicity, you are welcome to add your favorite ingredients to make it even more delicious!
Here are some irresistible variations of this peanut butter recipe you can try:
Choco-Peanut Butter Combo
Love chocolates and in the mood for sneaking it into the fudge as well? Grab a handful of chocolate chips from the jar and melt them with the butter to enjoy a rich, chocolatey twist in every bite!
Add Crunchies!
Add some fun texture to your peanut butter fudge by adding chopped nuts, pretzels or rice krispies. For a bit of extra sweetness, go for graham crackers, granola and toffee bits.
Spice It Up
Think you can handle a little heat in your sweet dessert? Sprinkle a bit of chili powder for a unique taste! Personally, I love throwing in some dark chocolates to balance the heat and create a perfect mix of spicy, creamy and chocolatey flavor.
Fudge Without The Dairy
No dairy allowed in your diet? No problem! Replace the butter in my recipe with coconut oil and add almond milk for extra richness.

Salted Caramel Delight
Drizzle creamy caramel over your peanut butter fudge and sprinkle a pinch of sea salt on top for the ultimate treat!
Nutty Variation
Not a fan of peanut butter? Sometimes I like to switch up this recipe by using other varieties such as almond butter, cashew butter or the pistachio one. Guess what? They are all super delicious!
No-Sugar Peanut Butter Fudge
People with a zero-sugar diet can also enjoy this recipe by replacing the powdered sugar with natural sweetener like honey, maple syrup, fruit sweetener etc.

3 Ingredient Peanut Butter Fudge
Ingredients
- 1 cup / 250 g Creamy Peanut Butter
- ½ cup / 115 g Unsalted Butter
- 2 cups / 240 g Powdered Sugar
Equipments
- Saucepan
Instructions
Prepare The Pan
- First, take a 5×7-inch baking pan and grease it with cooking spray, melted butter, or oil.
- Line the bottom of the pan with parchment paper and set it aside.
Melt Butter and Peanut Butter
- Grab a medium saucepan and add 1 cup of creamy peanut butter and ½ cup of butter to it.
- Heat the mixture over low heat and stir constantly until it’s fully melted.
Add Powdered Sugar
- Once melted, remove it from the heat and pour the mixture into a heatproof bowl.
- Then, pour 2 cups of powdered sugar into the mixture.
- Stir the mixture continuously until it becomes creamy and starts to thicken.
- Once the fudge mixture has reached the desired consistency, transfer it to your prepared baking pan.
Chill, Serve, and Enjoy!
- Refrigerate the peanut butter fudge for 2-3 hours or until it’s fully set.
- Remove the fudge from the baking dish, cut it into 1-inch squares, and enjoy these deliciously creamy, sweet peanut butter fudge!
Most of my favorite childhood treats consist of two things in particular- peanut butter or sugar. And this recipe has both! For me, this recipe is more than just a treat- it’s a trip down to those carefree days when all that mattered was the comfort of homemade snacks. The sweet and salty combo of this peanut butter fudge is the perfect way to relive those sweet memories. It’s simple, yet perfect for any occasion, including family gatherings, grab-and-go snacks, or a quick tiffin for your little one on the days you are busy.
Ready to give this dessert a go? Make sure to prepare some extra, cause these fudge bites disappear pretty fast, at least in my experience!
Recipe FAQs
Can I Use Salted Butter For This Recipe?
Yes, the fudge will taste saltier, but the sweetness of the powdered sugar will nicely balance the saltiness.
How Long Does Peanut Butter Fudge Last?
Peanut butter fudge lasts about 1 week in the refrigerator and 2-3 months in the freezer if stored properly in an airtight container.
Why Does My Fudge Feel Too Hard?
Your fudge might be too hard if there’s too much powdered sugar. To fix this issue, cut back on the chilling time and reduce the amount of sugar next time for a creamier consistency.
Can I Use Natural Peanut Butter Instead Of The Creamy One?
Yes, you can use natural peanut butter in this recipe instead. However, keep in mind that natural peanut butter may result in a softer fudge.
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