This Lemon Creamsicle Fudge is creamy, bright, and full of citrusy flavor, like a sweet bite of summer in every square! Soft white chocolate and marshmallow fluff create a smooth, melt-in-your-mouth texture, while a swirl of yellow lemon fudge gives it that classic creamsicle look. Itโs easy enough for a quick treat but special enough to impress at parties, potlucks, or holiday gatherings. If you love fudge, be sure to check out my favorite fudge recipes for even more sweet, chocolatey, and fruity ideas.

Ingredients & Substitutions
- Granulated Sugar: Sweetens the fudge and helps it set. Make sure to measure carefully for the best results.
- Butter: Butter (I prefer unsalted) adds richness and helps create a creamy texture. Salted butter works, too.
- Evaporated Milk: Helps give the fudge a smooth, creamy texture. Do not use sweetened condensed milk; it is much sweeter and will change the texture. You can use regular milk, but the fudge may be slightly softer.
- White Chocolate Chips: Provides sweetness and creaminess. You can use white chocolate bars chopped into pieces if needed.
- Marshmallow Fluff (or Marshmallow Creme): Gives the fudge its smooth, airy texture. If you don’t have any on hand, make your own marshmallow fluff to use! Do not substitute with regular marshmallows; they wonโt melt the same.
- Lemon Extract: Adds bright, citrus flavor. Use fresh lemon juice for a more natural tang, but you may need to adjust the color slightly.
- Yellow Gel Food Coloring: Gives the fudge a fun, creamsicle look. Add a few drops at a time until you reach the desired shade.

FAQs
Can I make Lemon Creamsicle Fudge without a candy thermometer?
Yes! You can use the cold water test: drop a small amount of the hot sugar mixture into a cup of very cold water. If it forms a soft, pliable ball that you can pick up with your fingers, it has reached the soft-ball stage and is ready.
Can I make this fudge ahead of time?
Yes! Store it in an airtight container at room temperature for up to 1 week. You can also refrigerate for up to 2 weeks.
Can I use fresh lemon juice instead of lemon extract?
You can, but the flavor will be slightly different and less concentrated. You may need a few extra drops of yellow food coloring to keep the bright creamsicle look.
Can I make this fudge in other colors or flavors?
Absolutely! You can swap the lemon extract and yellow color for orange, strawberry, or any flavor/color combination you like.
Can I freeze Lemon Creamsicle Fudge?
Yes! Wrap tightly in plastic wrap and place in a freezer-safe container for up to 2 months. Thaw at room temperature before cutting.
Can I use a different pan for this fudge?
Yes! This recipe is made in a 9ร13-inch pan for the perfect thickness. If you use an 8ร8-inch or 9×9-inch pan, the fudge will be thicker and may take a little longer to set. A larger pan will make it thinner, and it may set faster.

Troubleshooting & Tips for Smooth Lemon Creamsicle Fudge
- Prevent grainy fudge: Add 1 tablespoon light corn syrup to the sugar, butter, and milk step. It quietly keeps the fudge smooth without changing flavor.
- Control crystallization: Once the mixture comes to a boil, stop stirring. If sugar crystals form on the sides of the pan, use a wet pastry brush to wash them down.
- White chocolate timing: After removing the pan from heat, let it sit 1 to 2 minutes before stirring in white chocolate chips. This prevents the chocolate from overheating and developing micro-graininess.
- Marshmallow fluff: Beat just until smooth and combined; overmixing can affect texture.
- Work quickly: Fudge sets fast once colored and swirled. Have your pan ready and move efficiently for the best marble effect.

Serving Ideas
- Cut the fudge into small squares for an easy grab-and-go treat or party platter.
- Pair with a hot cup of coffee or tea for a sweet afternoon pick-me-up.
- Add a few squares to a dessert board with chocolate, nuts, or fruit for a colorful, fun display.
- Gift idea! Lemon Creamsicle Fudge makes a sweet, colorful homemade gift! Wrap squares in parchment or wax paper, place in a small box or tin, and tie with ribbon or twine. Perfect for birthdays, holidays, teacher gifts, or just because.
- For a festive touch, sprinkle with extra lemon zest before serving or gifting to brighten the flavor and presentation.

How to Store Lemon Creamsicle Fudge
Room Temperature: Store fudge in an airtight container at room temperature for up to 1 week. Keep it covered to prevent it from drying out.
Refrigerator: For a firmer texture or longer storage, keep the fudge in the fridge for up to 2 weeks. Let it sit at room temperature for a few minutes before serving so itโs easier to cut.
Freezer: Wrap the fudge tightly in plastic wrap, then place it in a freezer-safe container for up to 2 months. Thaw at room temperature before cutting into squares.

Lemon Creamsicle Fudge
Ingredients
- 3 cups (600 g) granulated sugar
- ยพ cup (1 ยฝ sticks / 170 g) unsalted butter
- โ cup (168 g) evaporated milk
- 1 tablespoon light corn syrup
- 1 bag (11 ounces) white chocolate chips
- 1 jar (7 ounces / 198 g) marshmallow fluff, or marshmallow creme
- 1 tablespoon lemon extract
- 3 to 5 drops yellow gel food coloring, or enough to reach your desired shade of yellow
Instructions
- Line a 9ร13-inch baking dish with parchment paper, leaving an overhang for easy removal. Set aside.
- In a large saucepan over medium heat, combine sugar, butter, evaporated milk, and corn syrup. Heat until it just comes to a boil.
- Once boiling, stop stirring and let it boil undisturbed until the mixture reaches 234ยฐF (soft-ball stage) on a candy thermometer, about 5 minutes. If sugar crystals form on the sides, gently brush them down with a wet pastry brush. Remove from heat immediately.
- Let the mixture sit for 1 to 2 minutes, then stir in the white chocolate chips until fully melted and smooth.
- Beat in marshmallow fluff until well combined and creamy; do not overmix.
- Scoop out 1 cup of the mixture into a small bowl; this will stay plain white for swirling. Stir the lemon extract and yellow gel food coloring into the remaining mixture until evenly tinted.
- Pour the lemon mixture into the prepared pan, spreading evenly. Dollop the reserved white mixture over the top and gently swirl with a knife or skewer for a marbled creamsicle effect.
- Let the fudge cool at room temperature for about 2 hours, or refrigerate 1 to 2 hours. For a faster set, freeze for 30 minutes.
- Once firm, lift the fudge from the pan using the parchment overhang and cut into squares.
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