Strawberry Vanilla Pastry ("Aardbeienslof")

Ingredients

• 180g unsalted butter
• 100g white caster sugar
• 50g light brown caster sugar
• 1 egg yolk
• Zest of half a lemon
• 280g flour
• 2 tsp baking powder
• 1 tsp salt
• 50g almond meal
• 50g unsalted butter
• 50g sugar
• 1 small egg
• 500ml full-fat milk
• Vanilla (pod or paste)
• 4 egg yolks
• 30g cornstarch
• 250ml heavy cream
• 4tbsp powdered sugar
• 1tsp vanilla
• 250gr fresh strawberries
• White chocolate shards & mint leaves (optional)