4-Ingredient Peanut Butter Fudge

This 4-Ingredient Peanut Butter Fudge is the easiest, creamiest, and most delicious homemade fudge you’ll ever make! With no need for a candy thermometer or complicated steps, this foolproof recipe is perfect for satisfying your sweet tooth, gifting, or bringing to parties.

Why You’ll Love This Recipe

• Super Easy – No baking or special equipment needed.
• Only 4 Ingredients – Simple pantry staples, no fancy ingredients.
• Rich & Creamy – Smooth, melt-in-your-mouth texture.
• Perfect for Gifting – Great for holidays, parties, or special treats.
• Quick to Make – Ready to chill in just 5 minutes!

Ingredients

this Recipe

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

• Peanut butter (creamy or crunchy)
• Butter (unsalted)
• Powdered sugar
• Vanilla extract

Directions

1. Melt the Butter & Peanut Butter

• In a microwave-safe bowl, melt butter and peanut butter together in 30-second intervals, stirring until smooth. (You can also do this on the stovetop over low heat.)

1. Mix in Sugar & Vanilla

• Stir in powdered sugar and vanilla extract until fully combined and smooth.

1. Transfer to a Pan

• Pour the mixture into a parchment-lined 8×8-inch baking dish and smooth the top.

1. Chill & Set

• Refrigerate for 1–2 hours, or until firm.

1. Cut & Serve

• Slice into squares and enjoy!

Servings and Timing

• Servings: 16–20 pieces
• Prep Time: 5 minutes
• Chill Time: 1–2 hours
• Total Time: 1 hour 5 minutes

Variations

• Chocolate Swirl: Swirl in melted chocolate before chilling.
• Crunchy Version: Use crunchy peanut butter or mix in chopped nuts.
• Salted Peanut Butter Fudge: Sprinkle flaky sea salt on top.
• Healthier Option: Use natural peanut butter and reduce sugar slightly.
• Dairy-Free: Substitute butter with coconut oil.

Storage/Reheating

• Refrigeration: Store in an airtight container in the fridge for up to 1 week.
• Freezing: Freeze for up to 3 months and thaw in the fridge before serving.
• Room Temperature: Keep in a cool place for up to 3 days.

FAQs

Can I use natural peanut butter?

Yes, but stir well as natural peanut butter can be runnier.

Why is my fudge crumbly?

Too much powdered sugar can make it dry—reduce slightly if needed.

Can I make this in the microwave?

Yes! Just melt the butter and peanut butter in the microwave before mixing in sugar and vanilla.

Do I need to use unsalted butter?

Unsalted is best, but if using salted butter, reduce any added salt.

Can I add mix-ins?

Absolutely! Chopped nuts, chocolate chips, or even pretzels work great.

Does this fudge need to be refrigerated?

Yes, for best texture, store it in the fridge.

Can I double the recipe?

Yes, just use a larger pan and adjust chilling time.

What’s the best way to cut clean fudge squares?

Use a sharp knife and wipe it clean between cuts.

Can I make this sugar-free?

Try using a powdered sugar substitute like monk fruit or erythritol.

How do I make it firmer?

Chill it longer or add a bit more powdered sugar.

Conclusion

This 4-Ingredient Peanut Butter Fudge is the easiest homemade fudge recipe ever! With its rich, creamy texture and simple prep, it’s a perfect last-minute treat for any occasion. Whether you’re making it for yourself, sharing it with friends, or gifting it for the holidays, this foolproof peanut butter fudge will be a hit. Try it today and enjoy the sweet, nutty goodness!

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