1 1/2cupscake crumbs )left-over cake broken into crumbs(not large crumbs
Pre-heat oven to 320° (160° celsius) Grease and flour a 9 inch cake pan.
In a medium bowl mix together cake crumbs, flour, sugar and cinnamon, cut in butter and combine to form crumbs. Set aside.
In a small pot add butter and milk, heat until butter is melted, remove from heat and let cool.
Whisk together flour, sugar, baking powder, salt and cinnamon.
Whisk together cooled butter/milk mixture, eggs and vanilla, then fold into flour mixture and continue folding until combined (there will be some lumps), spoon into prepared cake pan, top with topping and bake approximately 40-60 minutes or until toothpick comes clean and dry. Enjoy!