Save A rich, creamy chocolate fudge loaded with mini marshmallows, ready in just minutes using the microwave. Perfect for holiday treats or last-minute desserts.
I first made this easy marshmallow fudge for a holiday party, and it was gone before dinner started. Kids and adults alike always ask for the recipe whenever I bring it out.
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Ingredients
- Chocolate Base: 3 cups (510 g) semi-sweet chocolate chips, 1 can (14 oz / 400 g) sweetened condensed milk, 1/4 cup (55 g) unsalted butter (cut into pieces), 1 tsp vanilla extract
- Marshmallows: 2 cups (100 g) mini marshmallows
- Optional Add-ins: 1/2 cup (65 g) chopped walnuts or pecans (optional), pinch of sea salt (optional, for topping)
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Instructions
- Prep Pan:
- Line an 8x8-inch (20x20 cm) baking pan with parchment paper, leaving an overhang for easy removal.
- Combine Ingredients:
- In a large microwave-safe bowl, combine the chocolate chips, sweetened condensed milk, and butter.
- Microwave and Stir:
- Microwave on high in 30-second intervals, stirring well after each, until the mixture is melted and smooth (about 1.5–2 minutes in total).
- Add Vanilla:
- Stir in the vanilla extract until fully combined.
- Fold Marshmallows and Nuts:
- Gently fold in the mini marshmallows and optional nuts, if using.
- Spread Mixture:
- Quickly spread the mixture evenly into the prepared pan. Sprinkle with sea salt if desired.
- Chill:
- Chill in the refrigerator for at least 1 hour, or until firm.
- Serve:
- Lift out the fudge using the parchment overhang and cut into squares to serve.
Save Making this fudge is a favorite winter tradition in our family, and my kids love helping to stir in the marshmallows before we chill the pan together.
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Required Tools
8x8-inch (20x20 cm) baking pan, microwave-safe mixing bowl, spatula, parchment paper, knife
Allergen Information
This recipe contains dairy and soy, and may contain nuts if added. Always check ingredient labels, especially for chocolate chips and marshmallows.
Nutritional Information
Each serving (based on 24 squares, no nuts) has approximately 140 calories, 6 g total fat, 21 g carbohydrates, and 2 g protein.
Save 
Slice the fudge into neat squares once chilled, and enjoy with loved ones as a simple homemade treat.
Recipe FAQs
- → Can I use different types of chocolate?
Yes, swap semi-sweet chips for milk or dark chocolate to change the sweetness and flavor profile.
- → How long should it chill before cutting?
Chill in the refrigerator for at least one hour or until the fudge is firm enough to cut cleanly into squares.
- → Are nuts mandatory in the mix?
Adding chopped walnuts or pecans is optional and provides extra texture and flavor, but you can omit them if preferred.
- → What is the best way to melt the ingredients?
Microwaving in 30-second intervals with stirring in between ensures the chocolate, butter, and condensed milk melt evenly without burning.
- → How should this treat be stored?
Store in an airtight container in the refrigerator. It remains fresh for up to one week.
- → Can I add flavor variations?
Try swirling in peanut butter or caramel before chilling to add complexity and richness to the texture.
