Rum Balls

For 12 walnut size rum balls

Plain sponge cake - 60 g
Butter, melted - 2 tablespoons
Cocoa powder, unsweetened - 4 teaspoons
Milk - 4 teaspoons
Rum - 4 teaspoons
Icing sugar - to taste

- Process the sponge cake in a food processor to get cake crumbs.
- Add all other ingredients and mix well.
- If the mixture can't be rolled into a ball, then add some more melted butter (or milk, or rum).
- Roll the mixture into 12 walnut size balls and roll them in cocoa powder or ground nuts.