Blueberry & Lemon Cake - Grace Stevens

Ingredients

• 120 g butter
• 1 cup castor sugar
• 2 large eggs
• 10 ml baking powder
• 2 ml salt
• 500 ml cake flour
• 125 ml milk
• 300 g blueberries
• 1 zest of lemon
• 30 ml lemon juice
• 100 g soft butter
• 375 ml icing sugar
• 20 ml lemon juice