INGREDIENTS
1 1/5 cups
blackberries
1/5 cup
sugar
2 tbsp
water
250
g/ 1 cup butter (softened and unsalted)
250
g/1 1/3 cup caster sugar
4
eggs (large)
1 tsp
vanilla bean paste or extract
250
g/1 3/4 cup flour
2 1/2 tsp
baking powder
1/2 tsp
baking soda
1/2 tsp
salt
zest of 1 lemon
250
ml/ 1 cup mascarpone (chilled)
1/4 cup
icing sugar
175
ml/ 3/4 cup double cream
1 tsp
vanilla bean paste