Ingredients :

• Fat for greasing
• ¾ cup (185 ml) margarine or butter
• ¾ cup (185 ml) sugar
• 3 eggs
• 1 ¼ cup (310 ml) all-purpose flour
• ¾ cup (185 ml) self rising flour
• 1 tbsp (15 ml0 cocoa powder
• a little milk
• chocolate, orange and yellow food colorings
• finely grated rind of 1 orange
• 1 tsp (5 ml) orange juice
• finely grated rind of 1 lemon
• 1 tsp (5 ml) lemon juice
• few drops vanilla extract

Procedure :

1. Preheat oven to 350°F (170°C). Grease an 8 inch (20 cm) tube pan, line it with waxed paper and regrease.
2. Place the margarine or butter and sugar in a mixer bowl and, with mixer at high speed, cream mixture until light and fluffy. Add eggs, one at a time, beating well. Sift flours together and fold into mixture with large metal spoon.
3. Divide mixture into 4 portions. Mix cocoa powder, 1 tsp (5 ml) milk and few drops of chocolate coloring into one portion, with a few drops of orange coloring. Add lemon rind and juice to third portion with a few drops of yellow coloring. Add vanilla to last portion.
4. Place spoonful of mixtures alternately in prepared cake pan. Bake for 45-55 minutes until cake is well risen and firm to the touch. Remove from oven and allow cake to cool slightly. Turn out on a wire rack to complete cooling.

Makes 8 servings.