Apple Strudel

Pastry

• 370 g plain flour
• 1 medium egg
• 70 g sunflower oil
• 120 g water
• 1 tsp white wine vinegar
• ½ tsp fine sea salt

Apple Filling

• 100 g hazelnuts
• 130 g unsalted butter, diced
• 80 g breadcrumbs
• 1 tsp ground cinnamon
• 100 g sugar
• 1 Tbsp vanilla sugar, homemade
  或 1 ½ tsp natural vanilla extract
• 20 g lemon juice
• 20 g rum (可选的)
• 750 g apples, peeled
• 80 g raisins

Assembly

• plain flour, for dusting
• icing sugar, for dusting