Melting moments with lemon cream

Biscuits

• 80 g pure icing sugar
• 250 g unsalted butter cut into pieces
• 220 g plain flour plus extra to dust
• 60 g cornflour
• 1 pinch sea salt
• 1 tsp natural vanilla extract

Lemon cream

• 90 g unsalted butter softened
• 120 g pure icing sugar plus extra to dust
• 1 tsp lemon juice
• 1 tsp lemon zest