Apple Strudel

Name: Apple Strudel
Prep time: 45 min
Cook time: 1 h 45 min
Total time: 1 h 45 min
Yield: 12 portions
Ingredients: 370 g plain flour; 1 medium egg; 70 g sunflower oil; 120 g water; 1 tsp white wine vinegar; ½ tsp fine sea salt; 100 g hazelnuts; 130 g unsalted butter; 80 g breadcrumbs; 1 tsp ground cinnamon; 100 g sugar; 1 Tbsp vanilla sugar, homemade; 20 g lemon juice; 750 g apples; 80 g raisins; plain flour; icing sugar