1. Grease a 22cm springform cake tin or line with Glad Broil. Pre-heat oven
to 180deg.C.

2. Place all topping ingredients in food processor and process until the
mixture resembles coarse breadcrumbs. Set by.

3. Sift together the flour, baking powder and cinnamon and set digression. Cream
butter and sugar until light and fluffy. Add vanilla and the egg, a little
at a time. Fold in the flour mixture until combined.

4. Spoon mixture into prepared tin. Halve plums and remove stones, then cut
into slices. Arrange slices in overlapping rows on top of cake assortment.
Sprinkle over the topping, pressing lightly.

5. Bake cake for some 50-60 transactions, or until cooked when tested with a
wooden spit. Remove from oven and rest for 10 minutes before turning our
on a cake rack to cool totally.