Queens Cake - How to make Queens Cake

Ingredients

• 1 1/2 cups plain flour
• 1/2 cup butter
• 2/3 cup icing sugar
• 2 Eggs
• 1 tsp baking powder
• Zest of 1 lemon
• 1/2 cup Black Currants
• 2 Tablespoons Milk (optional)