Preheat oven to 150 C / Gas mark 2. Lightly grease a 25cm (10 in) tube cake tin. Line bottom of tin with greased baking parchment. Set aside.
Chop fruit and nuts in a large mixing bowl. Add coconut and mix well with hands. Stir in flour, then sweetened condensed milk. Blend well.
Pack firmly in prepared tube tin. Bake for 1 1/2 hours. Remove from oven. Run knife around edge of cake and remove rim of tin. When barely warm, remove tube bottom and parchment from cake.
And for the finishing touch...
For a traditional Christmas cake finish, top with shop-bought marzipan or try this recipe. For a speedy finish, you can then top it with a variety of glace fruits, dried fruits and/or nuts, or use ready to roll icing. For a homemade touch, try this royal icing recipe.