Pistachio cream madeleines

Pistachio cream

• 50 g white sugar
• 100 g shelled unsalted pistachio nuts
• 100 g milk
• 100 g white chocolate, broken into pieces
• 80 g unsalted butter, cut into pieces

Madeleines

• 30 g shelled unsalted pistachio nuts
• 120 g unsalted butter, cut into pieces
• 2 eggs
• 120 g caster sugar
• 1 lemon, zest only, no white pith
• 1 tsp natural vanilla extract
• 30 g milk
• 10 g oil
• 120 g plain flour
• 1 ½ tsp baking powder
• 1 pinch sea salt