Dessert

Heat oven to 375°F.
Tip the flour and caster sugar into a large bowl, add the butter and rub into a light breadcrumb texture
Spread the crumble mixture evenly on a baking sheet and bake for 15 minutes until lightly coloured
Peel, core and cut the apples into 2cm dice
Melt the butter and demerara sugar together in a medium saucepan over medium heat
Cook until the mixture turns to a light caramel
Stir in the apples and cook for 3 minutes
Add the blackberries and cinnamon and cook for 3 minutes
Cover, remove from the heat and leave for 2–3 minutes
Spoon the warm fruit into an ovenproof gratin dish, top with the crumble mix and reheat in the oven for 5–10 minutes
Serve with ice cream