Source:
Ingredients:
- 1 cup sugar
- 1 cup brown sugar
- 1 tsp baking powder
- 1 tbsp vanilla sugar
- 1 cup vegetable oil
- 4 large eggs
- 1 cup potato starch
Crumb topping:
- 2 tsp ground cinnamon
- 4 tbsp butter or margarine, cut in small bits
- 1/2 box ladyfingers, crushed and crumbled
- 1/4 cup brown sugar
- 1/4 cup sugar
Directions:
Spray a 9x13 inch baking pan with nonstick cooking spray. Set aside.
In the bowl of a stand mixer, at medium speed, mix the sugar, brown sugar, baking powder, vanilla sugar, oil, eggs, and potato starch until you have a smooth batter.
Pour into prepared pan and bake, uncovered, for 20 minutes.
In a medium bowl, toss the cinnamon, butter or margarine, crushed ladyfingers, brown sugar, and sugar. Use your fingers to pinch into coarse crumbs.
Sprinkle the crumbs on top of the cake and return to the oven to bake for an additional 35 minutes.