01 -
Preheat the oven to 390°F (200°C) conventional heat. Line a baking sheet or frame with parchment paper.
02 -
Finely grate the zest of the lemons and squeeze out their juice.
03 -
In a mixing bowl, cream together the softened butter and sugar for about 2 minutes with an electric mixer. Add the eggs and mix well. Gradually incorporate the flour, baking powder, salt, lemon juice, and lemon zest, mixing until you have a smooth batter.
04 -
Spread the batter evenly onto the prepared baking sheet. Bake in the preheated oven for approximately 18-20 minutes. Check for doneness by inserting a wooden skewer – it should come out clean.
05 -
Allow the cake to cool completely on a wire rack, then carefully remove the parchment paper.
06 -
Mix the powdered sugar with 4-5 tablespoons of lemon juice to create a thick glaze. The consistency should not be too runny.
07 -
Spread the lemon glaze evenly over the cooled cake and decorate with lemon slices or pieces if desired. Allow the glaze to set before serving.