Desserts American

Key Lime Pie

A tangy, creamy lime pie on a crisp biscuit base, shown three ways. Basic is a no-bake fridge version; Ultimate bakes a custard-set filling with a brown-butter base and torched Italian meringue.

Serves8
Time1 hr
Cost / serving£1.28
Vegetarian Nut-free

Make it your way

Pick a tier — the ingredients, method and cost update instantly.

Ultimate version

Brown-butter biscuit base, custard-set lime curd filling and torched Italian meringue.

Per serving£1.28
Total cost£10.20
Time1 hr
Servings

Ingredients for 8

  • Base
  • 220 g all-butter shortbread biscuits , crushed
  • 100 g unsalted butter , browned
  • Filling
  • 395 g condensed milk
  • 4 egg yolks
  • 6 limes , zest and juice
  • 50 ml double cream
  • Meringue
  • 3 egg whites
  • 150 g caster sugar
  • 50 ml water

Method

  1. Brown the butter until nutty, mix with the crushed shortbread and press into a 23cm tin; bake 10 minutes at 170C/150C fan.
  2. Whisk the condensed milk, egg yolks, lime zest, juice and cream, then pour into the base.
  3. Bake 16-18 minutes until just set, then cool and chill 3 hours.
  4. Make Italian meringue: boil the sugar and water to 118C and whisk into the whipped egg whites until thick and glossy.
  5. Pipe the meringue over the chilled pie in generous peaks.
  6. Torch the meringue until golden and serve with extra lime zest.

Equipment

The three ways, side by side

Budget
£0.49 / serving · 15 min

No-bake fridge-set pie with a digestive base and bottled lime juice.

Better
£0.76 / serving · 40 min

Baked-set filling with fresh lime zest and juice on a buttery biscuit crust.

Ultimate
£1.28 / serving · 1 hr

Brown-butter biscuit base, custard-set lime curd filling and torched Italian meringue.