175g Lurpak® unsalted butter, softened
175g caster sugar
3 large free-range eggs
1/2 tsp vanilla extract
175g self-rising flour
100g fresh blueberries, the smaller the better or cut in half if too large
250ml double cream
100g mascarpone
50g icing sugar
Juice and zest of 1 lemon
Blueberry jam
Preheat the oven to 190c/170c fan
Lightly grease your 12 cup mini sandwich tins