Chocolate Twix Bars deliver the classic candy bar experience with a crisp shortbread base, a layer of soft caramel, and a smooth chocolate coating. This recipe is built for reliability: every step is measured, timed, and tested so you get consistent results.
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The key to these bars is layering textures. The shortbread must be fully baked to stay crunchy, the caramel should be thick enough to hold its shape, and the chocolate needs proper tempering to snap cleanly. I'll walk you through each stage with exact temperatures and visual cues.
If you've ever had homemade Twix bars turn soggy or the caramel leak out, this method fixes those issues with a few simple techniques. No candy thermometer? You can use the cold-water test for the caramel, but I recommend a thermometer for precision.
Why You'll Love This Recipe
About the Ingredients
1 1/2 cups (190g) all-purpose flour
Use unbleached all-purpose for the best structure. For a gluten-free version, swap with a 1:1 gluten-free flour blend.
1/2 cup (115g) unsalted butter, cold and cubed
Cold butter creates a flaky shortbread. If you only have salted butter, reduce the added salt to 1/4 teaspoon.
1/4 cup (50g) granulated sugar
Regular white sugar works best. You can use coconut sugar, but the base will be slightly darker and less crisp.
1/4 teaspoon salt
Fine sea salt is ideal. If using table salt, use just a pinch.
1 large egg yolk
The yolk adds richness and helps bind the dough. Save the white for another use or discard.
1/2 cup (120ml) heavy cream
Use full-fat cream (36% milkfat). For a lighter version, you can use half-and-half, but the caramel will be softer.
1/2 cup (100g) granulated sugar (for caramel)
Use white sugar; don't substitute brown sugar as it changes the caramel's flavor and consistency.
1/4 cup (60ml) light corn syrup
Corn syrup prevents crystallization. If you prefer, use honey or golden syrup, but the flavor will differ.
3 tablespoons (45g) unsalted butter, cut into pieces
Use cold butter for the caramel to help emulsify. If using salted butter, skip the extra salt in the caramel.
1/2 teaspoon vanilla extract
Pure vanilla extract gives the best flavor. You can use vanilla bean paste for a more intense aroma.
1 1/2 cups (255g) semisweet chocolate chips
Use good-quality chocolate chips (60% cacao). For a sweeter bar, use milk chocolate chips.
1 teaspoon coconut oil (or vegetable oil)
This thins the chocolate for a smoother coating. You can omit it, but the chocolate will be thicker.
Tips & Tricks
- To prevent the caramel from becoming grainy, don't stir it once it starts boiling—just swirl the pan occasionally.
- For clean cuts, use a long, sharp knife and wipe it with a damp cloth between slices.
- If the chocolate thickens while dipping, reheat it gently over the double boiler for a few seconds.
Pro Tips
Step-by-Step Instructions
1. Preheat and Prep Pan
Preheat oven to 350°F (175°C). Line an 8×8-inch baking pan with parchment paper, leaving overhang on two sides for easy lifting.
2. Make Shortbread Dough
In a food processor, pulse flour, sugar, and salt. Add cold butter and pulse until coarse crumbs form. Add egg yolk and pulse until dough starts to clump. Press evenly into the prepared pan.
3. Bake the Shortbread
Bake for 20-25 minutes until the edges are light golden brown and the top is dry to the touch. Let cool completely on a wire rack.
4. Cook the Caramel
In a medium saucepan, combine sugar, corn syrup, and heavy cream. Cook over medium heat, stirring until sugar dissolves. Attach a candy thermometer and cook without stirring until it reaches 244°F (118°C). Remove from heat and stir in butter and vanilla until smooth.
5. Pour Caramel Over Base
Pour the hot caramel over the cooled shortbread. Spread evenly with an offset spatula. Let cool at room temperature for 1 hour, then refrigerate for 30 minutes until firm.
6. Cut into Bars
Lift the shortbread out of the pan using the parchment. Using a sharp knife, cut into 12 even bars (about 2 inches wide). Place bars on a parchment-lined baking sheet and freeze for 15 minutes.
7. Melt Chocolate
In a microwave-safe bowl, combine chocolate chips and coconut oil. Microwave in 30-second bursts, stirring between each, until fully melted and smooth. Alternatively, use a double boiler.
8. Dip and Coat
Using a fork, dip each chilled bar into the melted chocolate, turning to coat completely. Lift out, tap off excess, and place on parchment. Repeat with all bars.
9. Chill to Set
Refrigerate the dipped bars for at least 30 minutes, until the chocolate is firm and snaps when broken. Store in an airtight container.
Delicious Variations
Peanut Butter Twix
Add 2 tablespoons of peanut butter to the caramel before pouring over the shortbread.
Salted Caramel Twix
Sprinkle flaky sea salt on top of the chocolate before it sets.
Dark Chocolate Twix
Use 70% dark chocolate chips for a less sweet, more intense flavor.
How to Store Chocolate Twix Bars
Refrigerator
Store in an airtight container in the fridge for up to 2 weeks. The bars stay firm and the chocolate remains shiny.
Freezer
Freeze in a single layer in a freezer-safe container for up to 3 months. Thaw in the refrigerator before serving.
Reheating
These bars are best served at room temperature. If refrigerated, let them sit out for 5-10 minutes before eating.
Frequently Asked Questions
Q: Why did my caramel turn out grainy?
Grainy caramel is usually caused by crystallization. To avoid it, don't stir the caramel once it starts boiling, and use a clean spoon. You can also add a little lemon juice or corn syrup to prevent crystals.
Q: Can I use store-bought caramel instead of making it?
Yes, you can use 1 cup of soft caramel candies (like Kraft caramels) melted with 2 tablespoons of cream. Microwave in 30-second bursts until smooth, then pour over the shortbread.
Q: How do I know when the caramel is ready without a thermometer?
Use the cold-water test: drop a small spoonful of caramel into a bowl of ice water. If it forms a firm ball that holds its shape but is still chewy, it's at the right stage (244°F/118°C).
Q: Can I make these bars gluten-free?
Absolutely. Substitute the all-purpose flour with a 1:1 gluten-free baking flour blend. The texture will be slightly more crumbly, but the bars will still hold together well.
Now that you've got the technique down, try experimenting with different chocolates or add a sprinkle of sea salt. If you make these, let me know how they turn out in the comments below. Keep your money moving.
Chocolate Twix Bars
Chocolate Twix Bars: a crunchy shortbread base, gooey caramel center, and rich chocolate topping—easy homemade candy bars.
🧂 Ingredients
- 1 1/2 cups (190g) all-purpose flour
- 1/2 cup (115g) unsalted butter, cold and cubed
- 1/4 cup (50g) granulated sugar
- 1/4 teaspoon salt
- 1 large egg yolk
- 1/2 cup (120ml) heavy cream
- 1/2 cup (100g) granulated sugar (for caramel)
- 1/4 cup (60ml) light corn syrup
- 3 tablespoons (45g) unsalted butter, cut into pieces
- 1/2 teaspoon vanilla extract
- 1 1/2 cups (255g) semisweet chocolate chips
- 1 teaspoon coconut oil (or vegetable oil)
📋 Instructions
- 1Preheat and Prep Pan — Preheat oven to 350°F (175°C). Line an 8×8-inch baking pan with parchment paper, leaving overhang on two sides for easy lifting.
- 2Make Shortbread Dough — In a food processor, pulse flour, sugar, and salt. Add cold butter and pulse until coarse crumbs form. Add egg yolk and pulse until dough starts to clump. Press evenly into the prepared pan.
- 3Bake the Shortbread — Bake for 20-25 minutes until the edges are light golden brown and the top is dry to the touch. Let cool completely on a wire rack.
- 4Cook the Caramel — In a medium saucepan, combine sugar, corn syrup, and heavy cream. Cook over medium heat, stirring until sugar dissolves. Attach a candy thermometer and cook without stirring until it reaches 244°F (118°C). Remove from heat and stir in butter and vanilla until smooth.
- 5Pour Caramel Over Base — Pour the hot caramel over the cooled shortbread. Spread evenly with an offset spatula. Let cool at room temperature for 1 hour, then refrigerate for 30 minutes until firm.
- 6Cut into Bars — Lift the shortbread out of the pan using the parchment. Using a sharp knife, cut into 12 even bars (about 2 inches wide). Place bars on a parchment-lined baking sheet and freeze for 15 minutes.
- 7Melt Chocolate — In a microwave-safe bowl, combine chocolate chips and coconut oil. Microwave in 30-second bursts, stirring between each, until fully melted and smooth. Alternatively, use a double boiler.
- 8Dip and Coat — Using a fork, dip each chilled bar into the melted chocolate, turning to coat completely. Lift out, tap off excess, and place on parchment. Repeat with all bars.
- 9Chill to Set — Refrigerate the dipped bars for at least 30 minutes, until the chocolate is firm and snaps when broken. Store in an airtight container.



