This 3 ingredient fudge with condensed milk combines dark chocolate and raw walnuts in a smooth microwave candy. It takes 10 minutes to prepare, needs no baking or candy thermometer, and chills into neat squares with walnut crunch.

Why You'll Love This 3 ingredient fudge
- Only three ingredients: Dark chocolate, sweetened condensed milk, and raw walnuts make the complete fudge mixture.
- Simple microwave method: Short heating intervals melt the chocolate without a saucepan or candy thermometer.
- Smooth with walnut crunch: Condensed milk creates the smooth base while chopped walnuts add texture.
- Easy to prepare ahead: The fudge keeps refrigerated and can be frozen for longer storage.
I started making this fudge when I needed a chocolate treat that felt dependable but required very little preparation. The short ingredient list suited that moment, and the microwave method removed the uncertainty of a candy thermometer. I still make it ahead for gifting, much like homemade peppermint bark, because both divide neatly into shareable pieces. A gift box can also include honeycomb candy for a crisp contrast. This walnut fudge remains my choice when I want something smooth, chocolatey, and easy to prepare in advance.
I use dark chocolate because its deeper flavor balances the sweetness of the condensed milk. The condensed milk creates a smooth base, while raw walnuts add a clear crunch through every square. Short microwave intervals melt the chocolate gradually, preventing the mixture from overheating as I stir it smooth. This method is simpler than my Hershey's cocoa fudge, which requires a longer stovetop process. Compared with easy marshmallow fudge, this version keeps its texture focused on chocolate and walnuts. That balance makes each piece rich without losing the walnut contrast.

Key Ingredients for 3 Ingredient Chocolate Fudge
You need only three ingredients for this condensed milk fudge.
- Dark chocolate bar: I use a chopped dark chocolate bar for a deep cocoa flavor that balances the condensed milk.
- Sweetened condensed milk: For me, condensed milk keeps the ingredient list short while creating the smooth, sweet base.
- Raw walnuts: I add raw walnuts for a clean crunch that breaks up the richness in every piece.
How to Make 3 Ingredient Chocolate Fudge
The complete measurements are in the recipe card below.

1. Melt the chocolate base: Microwave the chopped chocolate and condensed milk in short intervals, stirring thoroughly after each one.
2. Add the walnuts: Stir in the chopped walnuts, transfer the mixture to the prepared pan, and smooth the top.
3. Chill until set: Pour the mixture into the 8×4-inch pan lined with parchment paper, and smooth the top. Refrigerate for at least 2 hours, or until fully set.
4. Slice and serve: Lift out, slice into squares, and serve.

Helpful swap
- Nut Swap: Replace walnuts with almonds, pecans, or hazelnuts.
- Milk Chocolate Version: Use milk chocolate for a sweeter, softer fudge.
- Nut-Free Option: Omit the nuts for a smooth, classic chocolate fudge.
Tips for 3 Ingredient Chocolate Fudge
- Prepare before heating: Chop the chocolate and walnuts, then line the pan before beginning the microwave step.
- Distribute the walnuts evenly: Fold the walnuts throughout the mixture so every square contains some crunch.
- Keep portions small: Cutting the batch into 28 pieces creates manageable portions for this rich fudge.
Storage
I keep the fudge in an airtight container in the refrigerator for up to 2 weeks. For longer storage, I freeze it for up to 2 months and thaw it in the refrigerator before serving.
What to Serve with 3 Ingredient Chocolate Fudge
I serve this fudge chilled as a small chocolate treat. For a mixed candy plate, I would add 3 ingredient peanut butter balls and chocolate bark for different textures.
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Recipe

3 Ingredient Chocolate Fudge with Walnuts
Ingredients
- 300 g dark chocolate - chopped
- 397 g sweetened condensed milk - 1 can
- 120 g raw walnuts - chopped
Instructions
- Line an 8×4-inch pan with parchment paper, leaving enough overhang to lift out the fudge.
- Stir in 120 g raw walnuts until evenly distributed. Transfer the 3 ingredient chocolate fudge mixture to the prepared pan and smooth the top.
- Refrigerate for at least 2 hours, or until completely firm.
- Lift the fudge from the pan using the parchment overhang, then cut it into 28 pieces.
Notes
Nutrition
Nutritional information is based on third-party calculations and should be considered an estimate only. Actual nutritional content will vary based upon brands used, measuring methods, cooking method, portion sizes, and more.










Catharina says
This fudge is dangerously easy to make and even easier to finish. Rich, smooth, and full of chocolate flavour, perfect to keep in the fridge for when you want something sweet without the fuss.