Millionaire's Shortbread (Chocolate Caramel Shortbread Bars)
Millionaire's Shortbread (Chocolate Caramel Shortbread Bars) is a intermediate British recipe that serves 24. 320 calories per serving.
Prep: 1 hr 30 min | Cook: 40 min | Total: 3 hrs 10 min
Cost: $11.90 total, $0.50 per serving
Ingredients
- 2 cups All-purpose flour (For double batch of shortbread)
- 0.5 cup Brown sugar (Packed; light or dark, divided between shortbread and caramel)
- 2 tsp Vanilla extract (Divided between shortbread and caramel)
- 2 tsp Kosher salt (Divided between shortbread and caramel)
- 1.5 cups Unsalted butter (Melted for shortbread and caramel, plus extra for greasing pan)
- 2 tbsp Raw or turbinado sugar (Optional, for sprinkling on shortbread)
- 14 oz can Sweetened condensed milk
- 0.5 cup Corn syrup
- 0.5 cup Heavy cream
- 8 oz Dark chocolate (Chopped or in wafer form)
- as needed Aluminum foil (For lining the pan)
Instructions
Prepare Pan
Line a 9x13-inch baking pan with two sheets of aluminum foil (one widthwise, one lengthwise) for easy removal. Generously butter the foil.
Time: PT5M
Make Shortbread Dough
In a large bowl, whisk together 0.5 cup brown sugar, 2 tsp vanilla extract, 2 tsp kosher salt, and 1 cup melted unsalted butter until smooth. Add 2 cups all-purpose flour gradually, mixing until the dough holds together when pressed but remains crumbly.
Time: PT10M
Press and Dock Shortbread
Press dough evenly into prepared pan using wetted fingers or a flat-bottomed object. Dock the surface all over with a fork. Optionally, sprinkle 2 tbsp raw or turbinado sugar on top and press down lightly.
Time: PT10M
Bake Shortbread
Bake at 350°F for 17-22 minutes, until golden brown and set. Remove and cool completely on a wire rack (about 2 hours).
Time: PT2H22M
Temperature: 350°F
Make Caramel Layer
In a medium saucepan, combine 0.5 cup unsalted butter, 1 cup brown sugar, 14 oz can sweetened condensed milk, 0.5 cup corn syrup, 0.5 cup heavy cream, and 1 tsp kosher salt. Whisk over medium heat until smooth. Bring to a simmer, whisking frequently for 15-20 minutes, until mixture reaches 236-240°F.
Time: PT25M
Temperature: 236-240°F
Pour and Set Caramel
Pour hot caramel over cooled shortbread. Use an offset spatula to spread evenly and tap pan to remove bubbles. Let cool at room temperature until set (about 30 minutes).
Time: PT30M
Temper Chocolate
Chop 8 oz dark chocolate, reserving 2 oz finely chopped for seeding. Melt 6 oz over a double boiler, not exceeding 120°F. Remove from heat, stir in reserved 2 oz, and cool to about 82°F.
Time: PT15M
Temperature: 120°F, then 82°F
Top with Chocolate
Pour tempered chocolate over set caramel. Spread evenly with an offset spatula. Tap pan to remove bubbles. Refrigerate for 10 minutes until chocolate is just set.
Time: PT15M
Slice and Serve
Lift bars out using foil handles. Peel off foil. Slice into bars with a sharp knife, scoring chocolate first, then pressing through caramel and shortbread.
Time: PT8M
Cleanup
Wash all bowls, pans, utensils, thermometer, and spatulas. Wipe down counters and sweep up crumbs.
Time: PT1H
Nutrition Facts
- Calories
- 320
- Protein
- 3g
- Carbohydrates
- 38g
- Fat
- 18g
- Fiber
- 1g
Dietary info: Vegetarian, low-calorie
Allergens: Dairy, Gluten, Soy (if chocolate contains soy lecithin)
Last updated: March 23, 2026





