Pin This A creamy, sweet, and indulgent fudge featuring peanut butter and mini marshmallows, made in just minutes without baking. Perfect for last-minute desserts or gifting.
This peanut butter marshmallow fudge quickly became my go-to treat when I needed something sweet and easy to make. The combination of creamy peanut butter and soft marshmallows is simply irresistible.
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Ingredients
- Base: 2 cups creamy peanut butter 1/2 cup unsalted butter 3 1/2 cups powdered sugar 1 teaspoon vanilla extract
- Mix-Ins: 2 cups mini marshmallows
- Topping (optional): 1/4 cup roasted peanuts, chopped
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Instructions
- Step 1:
- Line an 8x8-inch (20x20 cm) baking pan with parchment paper, leaving an overhang for easy removal.
- Step 2:
- In a large microwave-safe bowl, combine peanut butter and butter. Microwave for 1–2 minutes, stirring every 30 seconds, until melted and smooth.
- Step 3:
- Add vanilla extract and stir to combine.
- Step 4:
- Gradually mix in powdered sugar until smooth and thick.
- Step 5:
- Gently fold in mini marshmallows until evenly distributed.
- Step 6:
- Spread the mixture evenly into the prepared pan. Sprinkle chopped peanuts on top if desired, pressing them lightly into the surface.
- Step 7:
- Refrigerate for at least 1 hour, or until firm.
- Step 8:
- Lift fudge from pan using parchment overhang. Cut into 16 squares. Serve chilled.
Pin This This fudge always brings smiles when shared with family and friends during cozy gatherings and celebrations.
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Required Tools
Microwave-safe mixing bowl Spatula 8x8-inch baking pan Parchment paper Knife
Allergen Information
Contains peanuts, dairy (butter), and may contain gluten if marshmallows or powdered sugar are processed in facilities with gluten Always check labels for potential allergens.
Nutritional Information (per serving)
Calories: 225 Total Fat: 14 g Carbohydrates: 23 g Protein: 4 g
Pin This 
Enjoy this easy and delicious fudge that is perfect for any occasion and easy to share.
Recipe FAQ
- → Can I use crunchy peanut butter instead?
Yes, crunchy peanut butter adds extra texture but may alter the smoothness slightly.
- → How long should the fudge chill before serving?
Chill for at least one hour to allow the fudge to firm up properly.
- → Can I add chocolate chips to this fudge?
Swirling in melted chocolate chips before adding marshmallows creates a rich twist.
- → Is there a nut-free alternative for peanut butter?
Almond or sunflower seed butters work well; ensure marshmallows are nut-free too.
- → How should I store leftover fudge?
Keep leftovers in an airtight container in the refrigerator for up to one week.
