1.Preheat oven to 180°C. Grease cake pan, line base with baking paper.
2.Make cakes according to directions on packets; pour mixture into pan. Bake about 50 minutes. Stand in pan 5 minutes before turning top-side up, onto a wire rack to cool.
3.To make butter cream; beat butter until white as possible, gradually beat in half the sifted icing sugar then milk, then remaining icing sugar. Beat until smooth.
4.Using a serrated knife, level cake top; place cake cut-side down, on cake board, securing with a little butter cream.
5.Tint butter cream green; spread all over cake.
6.Using the picture as a guide, decorate cake with Kool Fruits and Smarties.
Equipment you will need for this recipe, 23cm x 34cm number 4 cake pan and a 25cm x 40cm rectangular cake board. You can decorate this cake with single or multi coloured lollies. Place lollies such as Smarties on butter cream close to presentation time to prevent the colours running.