Lemon & Blueberry Bars - Wyke

Ingredients

• 250g Wyke unsalted or salted butter, at room temperature, cut into cubes
• 100g caster sugar
• 270g plain white flour
• 30g cornflour
• ½ tsp fine sea salt
• 3 large eggs
• 200g caster sugar
• Juice and zest of 3-4 lemons (to give 115ml freshly squeezed lemon juice)
• 2 tsps plain white flour
• 25g Wyke unsalted butter, melted and cooled
• 150g blueberries