Simon Rimmer serves up a delicious blueberry and coffee cake on Sunday Brunch.

The ingredients for the topping are: 50g sugar, 75g light brown sugar, 1 tsp ground cinnamon, 1 tsp powdered coffee, 125g butter, cubed and 225g flour.

For the cake: 150g butter, 150g sugar, 3 eggs, 1 vanilla pod, Zest 1 lemon, 175ml sour cream, 250g flour, 1 tsp baking powder, 50ml strong espresso, 1 tsp bicarb and 225g blueberries, tossed in a little flour.