Want to whip up a quick but gorgeous pie to go with your Sunday brunch? Chef Saybasachi Gorai's American Key Lime Pie will win hearts.

American Key Lime Pie

Serves: 2-3

Ingredients

For the base

• 250 gm digestive or Marie biscuits
• 50 gm walnuts
• 150 gm butter, melted

For the filling

• 3 large egg yolks
• 400 gm can condensed milk
• Zest and juice of 4 limes, plus extra zest to garnish
• 100 gm walnuts, chopped

Method

• Preheat the oven to 170°C.
• Grind the biscuits and walnuts in a food processor till fine crumbs.
  Stir in the butter and mix well.
  Press the biscuit mixture into the base and sides of a 23 cm fluted flan or pie pan.
  Bake for 10 minutes and cool.
• Meanwhile, whisk the egg yolks until pale and thick.
  Add the condensed milk and whisk for 2-3 minutes more.
  Add the lime zest, lime juice and whisk for a further 2-3 minutes.
  Stir in ¾ of the walnuts.
  Pour into the biscuit base, sprinkle with the remaining walnuts and bake for 20 minutes.
  Cool before chilling.
  Serve with lime zest sprinkled on top.

Note: Top with a little whipped cream to serve.

It's trickier but not impossible to make vegan key lime pie. Follow this recipe [external link].

To make sugar-free key lime pie, substitute the condensed milk with 1 cup cream cheese sweetened with stevia powder. Each brand of stevia has its own stevia for sugar substitution ratio provided on its packing.

Chef Sabyasachi Gorai is a consultant chef and mentor.

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