Frosted Raspberry and Redcurrant Cake Recipe | Raspberry Cake

Ingredients

• 200g unsalted butter, softened
• 225g caster sugar
• 1 tsp vanilla extract
• 300g self-raising flour
• 2 tsp baking powder
• 4 large eggs
• 6 tbsp semi-skimmed milk
• 150g raspberries, picked clean but unwashed
• 150g redcurrants, picked clean but unwashed
• 1 large egg white
• 110g icing sugar
• 1 tsp lemon juice
• Extra raspberries and redcurrants to decorate (optional)