apple and blackberry crumble cake

Apple & Blackberry Crumble Cake Recipe

This lightly spiced cinnamon and vanilla sponge with apple and blackberries is the perfect nostalgic cake. With a tart apple and blackberry compote filling, topped with a layer of creme diplomat for the custard, this bake gives you your favourite dessert in a cake.

Ingredients

Sponge  

  • 375g butter 
  • 250g golden caster sugar 
  • 175g light brown sugar 
  • 375g self-raising flour 
  • 8 eggs 
  • 2 Bramley apples, peeled, cored and diced  
  • 150g blackberries 
  • 2tsp vanilla 
  • 2tsp cinnamon  

Compote 

  • 1 Bramley apple, peeled, cored and diced 
  • 100g blackberries 
  • 2tbsp light brown sugar 
  • ¼ tsp cinnamon

Crème diplomat  

  • 375g milk 
  • 6 large egg yolks 
  • 70g caster sugar 
  • 45g cornflour 
  • 60g butter 
  • 2tsp vanilla

Crumble  

  • 200g plain flour 
  • 50g granulated sugar 
  • 50g butter

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Method

  1. Pre-heat the oven to 160C and grease and line 3 8″ tins.
  2. To make the sponge ,cream together the butter, sugars and vanilla until pale and fluffy then individually add the eggs beating well between each addition. Add the flour and cinnamon and mix until nearly combined before adding the apples and blackberries and combining fully.  
  3. Divide the batter between the tins and bake for 25-30mins, or until a skewer comes out. Once baked, removed from the oven and allow to cool fully.   
  4. To make the compote, heat all ingredients in a saucepan on medium for 10-15mins, or until the apples are soft.  
  5. To make the crème diplomate, heat the milk until simmering. In a large bowl, whisk the egg yolks, sugar, cornflour and vanilla. Slowly add the milk into the bowl, whisking constantly. 
  6. Transfer the mix back into the saucepan and place on medium heat, until thickened, whisking constantly. Remove from the heat, cover with clingfilm (making contact with the custard) and allow to cool fully. In a separate bowl, whisk the cream until soft peaks, then fold into the custard. 
  7. To make the crumble, crumb together the butter and flour before mixing in the sugar. Place on a trey and bake until golden.  
  8. To assemble, place the sponge onto a plate and top with half of the crème diplomat and compote. Top with the second sponge and repeat. Slice, serve and enjoy!