Apple Crumble with Custard

Ingredients

• 2 tsp Caster Sugar for the apple filling
• 100 g Brown Sugar
• 2 tbsp Caster Sugar for the custard
• 50 g Unsalted Butter for the apple filling
• 50 g Unsalted Butter for the crumble topping
• 150 ml Whole Milk
• 150 ml Double Cream
• 2 piece Egg Yolks large free-range
• 1 piece Bramley Apple peeled, cored, and finely chopped
• 100 g Plain Flour
• 1 piece Vanilla Pod split lengthways and seeds scraped out
• 0.5 tsp Ginger ground