Combine flour, baking powder, salt and sugar, mix well and set aside.
Combine egg, milk, melted Grace Hello Margarine (which was allowed to cool) and vanilla; mix well.
Make a well in the center of the flour mixture and pour in the liquid mixture. Mix quickly and lightly.
Scrape the batter into a lightly greased baking tin.
Combine all the ingredients for the topping and mix well. Sprinkle topping evenly over the surface of the batter.
Bake for 45-50 minutes or until a skewer inserted, comes out clean.
SERVE NOTE: This cake is perfect for a coffee break.
Yield: 12-14 slices.