Lemon and Thyme Squares recipe

(9 ratings)

(Image credit: Future Publishing)
  • healthy
Preparation Time30 mins plus chilling
Cooking Time45 mins plus cooling
Total Time1 hours 15 mins plus chilling and cooling
Cost RangeCheap
Nutrition Per PortionRDA
Calories406 Kcal20%
Fat17 g24%
Saturated Fat10 g50%
Carbohydrates57 g22%

When life gives you lemons, bake our lemon and thyme squares!

If like us, you’re a sucker for lemon curd – rich and creamy, but sharp at the same time, then a batch of these lemon-thyme squares is the right bake for you.

An irresistible buttery shortbread base delicately scented with lemon thyme topped with a zesty lemon curd-style filling. Enjoy one of these fresh little bars al fresco when the sun is shining, or even brighten up your day when the weather isn’t too bright.

They’re great for summer picnics accompanied by our other picnic recipes. Plus they are a great bake sale recipe.

If you want to enjoy them all on your own, sit down with a perfect cup of tea.


For the shortbread:

  • 250g butter, softened
  • 125g caster sugar
  • 2tsp vanilla paste
  • 2tbsp fresh lemon thyme
  • 250g plain flour
  • 2tbsp cornflour

For the lemon filling:

  • 6 large eggs
  • 400g caster sugar
  • zest of 4 lemons, plus 240ml freshly squeezed lemon juice
  • 150g plain flour
  • Icing sugar, for dusting

You will need:

  • 23x33cm baking tin, lined with parchment




  1. For the shortbread, cream the butter until pale, then add the sugar, vanilla and lemon thyme, and mix to combine. Sift the plain flour, cornflour and 1⁄4tsp salt together, and mix this into the butter until just combined. Turn out the dough, shape into a ball and then press flat into the baking tin. Chill for 20 mins.
  2. Heat the oven to 180C/Gas 4. Bake the shortbread for 15 mins before removing and leaving to cool.
  3. For the filling, whisk the eggs and sugar together until smooth, then add the lemon zest and juice, and stir. Sift in the flour and mix. Pour the filling over the shortbread, return the tin to the oven and bake for a further 30 mins, or until just set. Leave to cool completely before dusting with icing sugar and slicing.
Top Tip for making Lemon and Thyme Squares

Feel free to leave the thyme out if you'd prefer

Keiron George
Freelance Food writer

With over 12 years of experience, arts graduate Keiron turned to food to channel his creativity, specifically cake decorating. Keiron set up his wedding cake business in 2015. And, in late 2016 won a scholarship at the world-renowned culinary institute - Le Cordon Bleu, London, where he studied the art of French Pâtisserie. He's worked in some of London’s finest 5-star hotels, collecting a wealth of knowledge along the way. As a Food Writer and Stylist food isn’t just a job, it truly is Keiron's passion.