mini apple pie with vanilla cream

Name: mini apple pie with vanilla cream
Prep time: 1 h
Cook time: 30 min
Total time: 1 h 30 min
Cuisine: British, European
Ingredients: 300 grams of self raising flour; 1,5 egg white; 190 grams of butter; 150 grams bastard sugar; 2 tsp spiced bisquit herbs; 6 sweet apple; 45 grams of sugar; 4 tsp cinnamon; 1 tsp spiced bisquit herbs; 30 grams of muesli; 1 egg yolk for on top of the dough; 3 egg yolks; 4 tbsp sugar; 1 tbsp flour; 1 tbsp cornstarch; 1 cup whole milk; 1 vanilla bean