The vibrant green hue from the pistachios and optional food colouring makes this cake a visual treat, perfect for impressing guests or adding a pop of colour to your table. This cake is versatile enough for any occasion, be it a casual get-together, a festive celebration or a quiet afternoon tea. For the cake: Cooking oil or spray All-purpose flour (to dust the tin) 1 cup unsalted, finely ground pistachios…
