Rob's Apple & Cinnamon Baked Alaska Tarts recipe - The Great British Bake Off

Ingredients

• 200ml full-fat milk
• 1 vanilla pod, split lengthways
• 3 medium egg yolks, at room temperature
• 75g caster sugar
• 200ml whipping cream, well chilled
• 250g plain flour
• good pinch of salt
• 150g unsalted butter, chilled and diced
• 3 tbsp caster sugar
• 1 medium egg, at room temperature, beaten
• about 1 tbsp ice-cold water
• 3 bramley cooking apples (about 725g in total)
• about 3 tbsp caster sugar, to taste
• about 2 tsp ground cinnamon, to taste
• 3 tbsp water
• 3 tbsp water (about 45g)
• 20g liquid glucose
• 200g caster sugar
• 3 medium egg whites, at room temperature
• pinch cream of tartar