1. Set the oven to 190 degrees Celsius 375 degrees Fahrenheit and grease a 1 litre casserole dish.

2. Place the egg yolks in a bowl and beat with the sugar until light and fluffy amd pale in color.

3. Very Finely grate the carrot and apple, and squeeze out all the liquid.

4. Mix the grated carrot, apple, orange rind, orange and lemon juice, and flour. Mix well with the first mixture.

5. Whisk the egg whites until they are very stiff. Fold them into the carrot mixture.

6. Spoon into the greased casserole dish.

7. Bake for 35 minutes or until golden brown.

8. Better served hot.

Serves 4.