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4.78 from 18 votes

Millionaire Bars Recipe

Buttery shortbread, rich caramel, and glossy chocolate make millionaire bars a favorite for parties and desserts at home.
Prep Time10 minutes
Cook Time15 minutes
Chill2 hours
Total Time2 hours 25 minutes
Course: Dessert
Cuisine: American
Servings: 9

Ingredients

Base

  • 1 cup all-purpose flour
  • 1 teaspoon baking powder
  • ¼ teaspoon salt
  • ½ cup unsalted butter, room temperature
  • ¼ cup sugar

Caramel

  • ½ cup unsalted butter, cut into pieces
  • ½ cup sugar
  • 2 tablespoons light corn syrup
  • 14 ounces sweetened condensed milk

Topping

  • 3.5 ounces milk chocolate, finely chopped, or semisweet chocolate
  • ½ teaspoon light corn syrup
  • ¼ cup unsalted butter, cut into pieces

Instructions

  • Combine flour, baking powder and salt in a small bowl and set aside. In a large bowl, beat butter and sugar with a mixer until light and fluffy. Add in your flour mixture until just incorporated. Spread into an 8 x 8" baking pan lined with parchment paper. Bake at 325°F for 15-18 minutes or until lightly golden brown.
  • For the filling, combine butter, sugar, corn syrup and condensed milk in a saucepan over medium-high heat. Stir occasionally, until smooth and the butter is melted. Bring to boil, then reduce heat to low, stirring constantly, until the mixture thickens a bit and turns amber color. Spread over the shortbread layer and let cool completely. Once cooled, let set in the fridge for a few hours or overnight.
  • For the chocolate glaze, heat butter and corn syrup in a small saucepan until melted. Remove from heat, add chocolate and stir until melted. Immediately pour over the condensed milk layer. Cool completely and chill for a few hours before cutting into squares.

Notes

Recipe Tips.
  • Line the 8 x 8-inch pan with parchment, leaving overhang to lift and slice neatly.
  • Use quality chocolate, melt gently with butter and corn syrup for a smooth, glossy finish.
  • To help prevent cracks when cutting, score the chocolate when just set, then chill fully.
  • Want a marbled effect? Spread the chocolate as directed, then add 6-8 dollops of white chocolate. Use a spoon to swirl the white chocolate with the dark.
Store, covered, on the counter 3 to 5 days, fridge up to 2 weeks, or freeze up to 3 months, thaw before serving.
For more substitutions and tips, check out the full recipe post

Nutrition

Calories: 554kcal | Carbohydrates: 62g | Protein: 5g | Fat: 33g | Saturated Fat: 20g | Cholesterol: 82mg | Sodium: 130mg | Potassium: 266mg | Sugar: 50g | Vitamin A: 905IU | Vitamin C: 1.2mg | Calcium: 162mg | Iron: 1.1mg