Lemon Bars

A buttery shortbread crust topped with a bright, tangy lemon custard and a snow of powdered sugar. Sharp, sweet and sunny.

Makes
16 bars
Prep
20 min
Cook
45 min
Total
3 hr 5 min
Oven
350°F175°C
Lemon bars dusted with powdered sugar

Ingredients

Bars
Units

For the crust

For the filling

Equipment

  • 8×8-inch metal baking pan20×20 cm metal baking pan
  • Parchment paper

Instructions

  1. Heat the oven to 350°F. Line the pan with parchment, leaving an overhang on two sides.Heat the oven to 175°C. Line the pan with parchment, leaving an overhang on two sides.

  2. Stir the flour, powdered sugar, salt and melted butter into a soft dough and press it evenly into the pan. Bake until pale golden at the edges, 18–20 minutes.

  3. Meanwhile whisk the eggs, sugar and flour until smooth, then whisk in the lemon zest and juice.

  4. Pour the filling over the hot crust and bake until the center is set and no longer jiggles, 20–25 minutes.

  5. Cool completely in the pan, then chill for at least 2 hours. Lift out, dust with powdered sugar and cut into 16 squares with a knife wiped clean between cuts.

Notes

  • Bars keep 4 days in the fridge. Dust with powdered sugar just before serving; it dissolves over time.

My notes

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Nutrition estimate

Calories
160
Protein
2 g
Carbs
23 g
Fat
7 g

Per bar, estimated from USDA FoodData Central values for the listed amounts. Optional ingredients and to-taste seasoning are not included, and actual values vary by brand. How we estimate

An original recipe written for CookSimple. Illustration: original artwork for CookSimple. Added September 25, 2026.