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key lime bars

Key Lime Bars

  • Author: Sylvie Taylor
  • Prep Time: 15 minutes
  • Cook Time: 30 minutes
  • Total Time: 45 minutes
  • Yield: Makes 12 bars
  • Category: Bars
  • Cuisine: American


The recipe for these Key Lime Bars requires quick prep and is sweet and zesty with it’s caramelized top adding a twist to this classic dish.


150 grams / 5.3 ounces graham crackers, crushed
50 grams / 1.75 ounces butter, melted
4 egg yolks
414 mililiters / 1 can sweetened condensed milk
120 milliliters / 1/2 cup heavy cream
100 milliliters / 1/3 cup key lime juice
28 grams / 2 tablespoons superfine/caster sugar


  1. Preheat the oven to 190°C/375F and line a square tin with greaseproof paper.


  1. Place the crushed biscuits and melted butter and stir until no dry portions remain in the bowl and the mixture resembles a rough breadcrumb.
  2. Spoon into your tin and press down firmly.
  3. Place in the oven and bake for 10 minutes until lightly golden.


  1. For the filling, place the egg yolks, sweetened condensed milk and heavy cream in a bowl and beat on low to break the egg yolks and get the mixture smooth, approximately 2 minutes.
  2. Add in the lime juice and beat on medium until thick and pale, approximately 2 minutes.
  3. Pour the into the cooled crust, cover and place in the oven until only jiggly in the center, approximately for 20 minutes.
  4. Remove and allow to cool completely before refrigerating for a minimum of 3 hours or overnight.

Caramelized topping

  1. Just before serving, slice into your bars and sprinkle over the 2 tablespoons sugar evenly on top.
  2. Blowtorch to caramelize or place under the broiler until bubbling and golden.
  3. Serve up!


Recipe by Roamingtaste


  • Calories: 258 calories per serve

Keywords: bars, spring, citrus