Peanut Butter Fudge
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Every December, my sisters and I transform our kitchen into a holiday candy-making workshop. The counters overflow with chocolate truffles, caramels, and my personal favorite—creamy, melt-in-your-mouth peanut butter fudge. I’ll never forget the first time I made this peanut butter fudge with my grandmother.
She showed me how just a few simple ingredients could create something so rich and decadent. Now, I share this tradition with home cooks everywhere because everyone deserves to experience the magic of homemade peanut butter fudge.
This peanut butter fudge recipe requires no candy thermometer and comes together in under 15 minutes. You’ll need only five basic ingredients that you probably already have in your pantry. The result is a smooth, creamy confection that rivals any store-bought version. Whether you’re gifting it to friends or serving it at holiday gatherings, this peanut butter fudge always disappears first from the dessert table.
Why You’ll Love This Peanut Butter Fudge Recipe
First and foremost, this peanut butter fudge is incredibly simple. Unlike traditional fudge recipes that require precise temperature control, my version uses marshmallow cream for foolproof results every time. You won’t need any special equipment or candy-making experience.
Additionally, the texture is absolutely perfect. This peanut butter fudge is smooth and creamy, never grainy or crumbly. It slices beautifully into clean squares and holds its shape at room temperature. The balance of sweet and salty flavors makes it irresistible.
Furthermore, this recipe is highly customizable. You can swirl in chocolate, add crunchy peanuts, or create layered variations. My sister Olivia loves topping her peanut butter fudge with flaky sea salt, while Mia prefers folding in mini chocolate chips. The possibilities are endless.
Most importantly, homemade peanut butter fudge makes the most thoughtful gift. Package it in decorative boxes or cellophane bags, and you have a present that shows you truly care. Recipients always appreciate the time and love you’ve invested in creating something from scratch.
Ingredients You’ll Need

This peanut butter fudge requires just five simple ingredients. I always use the highest quality ingredients I can find because they truly make a difference in the final result.
| Ingredient | Amount | Notes |
|---|---|---|
| Creamy peanut butter | 2 cups | Use commercial brands like Jif or Skippy, not natural |
| Unsalted butter | 1 cup (2 sticks) | Bring to room temperature |
| Vanilla extract | 1 teaspoon | Pure vanilla works best |
| Powdered sugar | 4 cups | Sifted to avoid lumps |
| Marshmallow cream | 7-ounce jar | One standard jar |
For the peanut butter, avoid natural varieties that separate. The stabilized commercial brands create a smoother, creamier peanut butter fudge. I prefer creamy over crunchy for the classic texture, though crunchy peanut butter works if you prefer added texture.
The butter should be unsalted so you can control the saltiness yourself. Salted butter varies by brand and can make your peanut butter fudge too salty. Moreover, marshmallow cream (like Marshmallow Fluff) is essential for achieving that perfect consistency without a candy thermometer.
Substitutions & Variations
While I love the classic peanut butter fudge recipe, sometimes you want to mix things up. Here are my favorite variations that my sisters and I have tested over the years.
Chocolate Peanut Butter Swirl: After spreading the peanut butter fudge into the pan, melt 1 cup of chocolate chips and swirl it through with a knife. This creates a beautiful marbled effect that tastes like a peanut butter cup.
Crunchy Version: Fold in 1 cup of chopped roasted peanuts or crushed pretzels before setting. The added crunch provides wonderful textural contrast to the creamy peanut butter fudge base.
Salted Caramel: Drizzle salted caramel sauce over the top and sprinkle with flaky sea salt. This sweet-and-salty combination elevates your peanut butter fudge to gourmet status.
Almond Butter Fudge: Substitute almond butter for peanut butter in equal amounts. The flavor becomes more subtle and sophisticated. You can also try cashew butter or sunflower seed butter for nut-free versions.
Dark Chocolate Layer: Pour half the peanut butter fudge mixture into the pan, add a layer of melted dark chocolate, then top with remaining fudge. This creates distinct layers that look stunning when sliced.
While I love the classic peanut butter fudge recipe, sometimes you want to mix things up. For a delightful twist, try my Peanut Butter Milkshake recipe that perfectly complements the rich flavors of fudge with a creamy, refreshing drink. Peanut Butter Milkshake
Step-by-Step Instructions
Making perfect peanut butter fudge is easier than you might think. Follow these detailed steps for guaranteed success every time.
Step 1: Line an 8×8-inch baking pan with parchment paper, leaving an overhang on two sides. This allows you to lift the finished peanut butter fudge out easily. Alternatively, you can use aluminum foil lightly greased with butter.
Step 2: Melt the butter in a medium saucepan over medium heat. Once melted, remove from heat immediately. Add the peanut butter and stir until completely smooth and combined. The residual heat will soften the peanut butter perfectly.
Step 3: Add the vanilla extract and marshmallow cream to the peanut butter mixture. Stir vigorously until fully incorporated. The mixture should look glossy and uniform.
Step 4: Gradually add the powdered sugar, one cup at a time. Stir well after each addition to prevent lumps. This step requires some elbow grease, but the effort pays off in silky-smooth peanut butter fudge.
Step 5: Once all the sugar is incorporated, immediately pour the mixture into your prepared pan. Use a spatula to spread it evenly into all corners. Work quickly because the peanut butter fudge begins to set as it cools.
Step 6: Smooth the top with an offset spatula or the back of a spoon. For a decorative touch, create swirl patterns or score lines with a fork.
Step 7: Refrigerate the peanut butter fudge for at least 2 hours until completely firm. For best results, I recommend chilling overnight. This ensures clean cuts and proper texture.
Step 8: Lift the fudge from the pan using the parchment overhang. Place on a cutting board and slice into 1-inch squares using a sharp knife. Wipe the knife between cuts for the cleanest edges.
Pro Tips for Success

After years of making peanut butter fudge, I’ve learned several tricks that ensure perfect results. These tips come from both successes and a few kitchen mishaps along the way.
Use room temperature butter: Cold butter won’t blend smoothly with the peanut butter. Let it sit out for 30 minutes before starting. However, don’t let it get too soft or your peanut butter fudge may not set properly.
Sift your powdered sugar: Even if the bag looks lump-free, sifting prevents unwanted texture in your finished peanut butter fudge. This extra step takes seconds but makes a noticeable difference.
Work quickly once mixed: The peanut butter fudge mixture begins setting immediately. Have your pan prepared and ready before you start mixing. Don’t walk away mid-recipe or you’ll struggle to spread it smoothly.
Don’t skip the chilling time: I know it’s tempting to cut into your peanut butter fudge early, but patience pays off. Proper chilling ensures clean cuts and the ideal texture. Warm fudge will be too soft and messy.
Clean cuts require a sharp knife: Use a large, sharp knife and wipe it clean between each cut. Alternatively, run the knife under hot water, dry it, then make your cuts. This technique creates bakery-perfect squares.
Measure accurately: Baking is science, and peanut butter fudge is no exception. Too much powdered sugar makes it dry and crumbly. Too little leaves it too soft. Use proper measuring cups and level off ingredients.
After years of making peanut butter fudge, I’ve learned several tricks that ensure perfect results. To elevate your meal experience, consider pairing it with a hearty dish like Steak and Fries, which balances the sweetness of the fudge beautifully. Steak and Fries
Storage & Reheating Tips
Proper storage keeps your peanut butter fudge fresh and delicious for weeks. I always make extra batches during the holidays because they store so beautifully.
Room Temperature: Store peanut butter fudge in an airtight container between layers of parchment paper. It stays fresh for up to one week at room temperature. Keep it away from heat sources or direct sunlight.
Refrigeration: For longer storage, refrigerate your peanut butter fudge in an airtight container. It keeps perfectly for up to three weeks. Let it sit at room temperature for 10-15 minutes before serving for the best texture and flavor.
Freezing: Peanut butter fudge freezes exceptionally well. Wrap individual pieces in plastic wrap, then place in a freezer-safe container or bag. Frozen peanut butter fudge stays fresh for up to three months. Thaw overnight in the refrigerator before serving.
Gift Packaging: When gifting peanut butter fudge, place pieces between parchment paper layers in decorative tins or boxes. Store in a cool, dry place and advise recipients to refrigerate if keeping longer than a few days.
What to Serve With This Recipe

Peanut butter fudge is delicious on its own, but pairing it with complementary flavors creates a memorable dessert experience. Here are my favorite serving suggestions.
Coffee or Espresso: The slight bitterness of coffee perfectly balances the sweetness of peanut butter fudge. I love serving small squares alongside afternoon espresso for an elegant treat.
Vanilla Ice Cream: Crumble peanut butter fudge over vanilla ice cream for an indulgent sundae. Add hot fudge sauce and whipped cream for the ultimate dessert.
Fresh Berries: Strawberries, raspberries, or blackberries provide a tart contrast to rich peanut butter fudge. The fresh fruit cuts through the sweetness beautifully.
Hot Chocolate: During winter months, serve peanut butter fudge alongside mugs of hot chocolate. You can even stir a small piece into your hot chocolate for extra indulgence.
Cheese Board: Surprisingly, peanut butter fudge works wonderfully on a dessert cheese board. Pair it with mild cheeses, dried fruits, and nuts for an interesting flavor combination.
Wine Pairing: For adult gatherings, serve peanut butter fudge with dessert wines like port or late-harvest Riesling. The wine’s sweetness complements the fudge without overwhelming it.
Peanut butter fudge is delicious on its own, but pairing it with complementary flavors creates a memorable dessert experience. For a refreshing side, try my Creamy Cucumber Salad Recipe, which adds a crisp contrast to the rich fudge. Creamy Cucumber Salad Recipe
FAQs
Why is my peanut butter fudge grainy?
Grainy peanut butter fudge typically results from undissolved sugar crystals. Always sift your powdered sugar before adding it to the mixture. Additionally, make sure you stir thoroughly after each addition of sugar.
If your peanut butter or butter was too cold, the ingredients won’t blend properly, creating a grainy texture. Use room temperature ingredients and mix vigorously for smooth, creamy results.
Can I make peanut butter fudge without marshmallow cream?
Yes, though the texture will differ slightly. You can substitute marshmallow cream with an equal amount of additional powdered sugar and 2 tablespoons of heavy cream. However, marshmallow cream makes the peanut butter fudge foolproof by providing stability and creaminess without requiring precise temperature control. I highly recommend using it for the best results, especially if you’re new to candy making.
How do I know when peanut butter fudge is fully set?
Properly set peanut butter fudge should feel firm to the touch and hold its shape when cut. After refrigerating for at least 2 hours, gently press the surface with your finger. If it feels solid and doesn’t leave an indentation, it’s ready.
For best results, I recommend refrigerating overnight. The peanut butter fudge continues to firm up during extended chilling, resulting in cleaner cuts and better texture.
Why won’t my peanut butter fudge set properly?
Soft peanut butter fudge usually means incorrect ingredient ratios. Too much butter or peanut butter relative to powdered sugar prevents proper setting. Always measure ingredients accurately using proper measuring cups.
Natural peanut butter contains more oil and won’t set as well as stabilized commercial brands. Additionally, ensure you’ve added all four cups of powdered sugar. If your fudge is too soft, refrigerate it longer or place it in the freezer for 30 minutes.
Can I double the peanut butter fudge recipe?
Absolutely! This peanut butter fudge recipe doubles beautifully. Use a 9×13-inch pan for a double batch instead of an 8×8-inch pan.
Keep all ingredient ratios exactly the same—just multiply each measurement by two. Mix thoroughly to ensure all the powdered sugar incorporates evenly. The setting time remains the same, though a thicker layer might benefit from an extra hour of refrigeration. I often make double batches during holidays for gifting.
Peanut butter fudge is a popular confection made from a mixture of peanut butter, sugar, and other ingredients, resulting in a creamy and rich dessert. This delightful treat is often enjoyed during holidays and special occasions, making it a beloved favorite among candy enthusiasts. For more information, visit this fudge article.
Nutrition Information (per serving)
This nutrition information is calculated for one piece of peanut butter fudge, assuming the recipe yields 64 one-inch squares.
| Nutrient | Amount |
|---|---|
| Calories | 110 |
| Total Fat | 6g |
| Saturated Fat | 2.5g |
| Cholesterol | 8mg |
| Sodium | 35mg |
| Total Carbohydrates | 13g |
| Dietary Fiber | 0.3g |
| Sugars | 12g |
| Protein | 2g |
Remember that peanut butter fudge is a treat meant for special occasions. While it contains protein from peanut butter, it’s also high in sugar and fat. Enjoy it in moderation as part of a balanced diet. The small serving size makes it easy to satisfy your sweet tooth without overindulging.
I hope you love this peanut butter fudge recipe as much as my family does. It’s become a cherished tradition in our home, and I’m thrilled to share it with you. Whether you’re making it for the holidays, gifting it to loved ones, or simply treating yourself, this creamy, dreamy peanut butter fudge never disappoints. Happy cooking from all of us at Delichious.com!

Peanut Butter Fudge
Ingredients
Method
- Line an 8x8-inch baking pan with parchment paper, leaving an overhang on two sides.
- Melt the butter in a medium saucepan over medium heat. Remove from heat and stir in the peanut butter until smooth.
- Add the vanilla extract and marshmallow cream to the peanut butter mixture and stir until glossy.
- Gradually add the powdered sugar, one cup at a time, stirring well after each addition.
- Pour the mixture into the prepared pan and spread it evenly.
- Smooth the top and create decorative swirls if desired.
- Refrigerate for at least 2 hours until firm.
- Lift the fudge from the pan using the parchment overhang and slice into squares.
Notes
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