01 -
Preheat the oven to 160°C Fan/180°C standard/355°F and grease and line 2 x 20cm loose-based round cake tins with non-stick baking paper.
02 -
In a large bowl with a handheld mixer or stand mixer fitted with the paddle attachment, cream together the butter and sugar for 3-5 minutes until lighter in color, completely smooth, and mousse-like. Add vanilla extract and mix.
03 -
Add the eggs, one at a time, whisking until the batter is completely smooth.
04 -
Sift in the flour and baking powder, then add salt and ground pistachios. Fold until just combined.
05 -
Divide the batter equally between the prepared tins. Smooth the surface and bake for about 35 minutes, or until a skewer inserted into the center comes out clean. Cool in tins for 15 minutes, then transfer to a wire rack to cool completely.
06 -
In a large bowl with a handheld mixer or stand mixer fitted with the paddle attachment, cream butter and sifted icing sugar until pale and fluffy. Add pistachio cream, salt, and lemon juice. Beat again and adjust seasoning to taste.
07 -
Place one cooled cake on a plate. Pipe half of the buttercream on top in an even layer. Spread jam evenly over the buttercream, leaving space at the edges. Place the second cake on top and spread the remaining buttercream evenly.
08 -
Decorate the cake with fresh raspberries, chopped pistachios, and sprigs of fresh mint. Serve and enjoy.