Rainbow Cakes - cooking recipe

Ingredients

1 lb cake crumbs
1/4 cup cocoa powder, sifted
1/3 cup powdered sugar, sifted, plus extra to dust
1/3 cup plum jam, warmed
3 oz sprinkles

Preparation

Combine cake crumbs, cocoa powder, sugar and jam. Divide into 4 portions. On a flat work surface lightly dusted with powdered sugar, shape each portion into an 8 inch log. Using 2 rulers, press sides of logs in to form a triangle. Roll in sprinkles to coat.
Place on a baking tray lined with parchment paper and chill for 1 hour, or until firm enough to cut.
Cut each log into 3/4 inch pieces. Chill for 1 hour, or until firm. Serve.