Step 1

Preheat the oven to 350 degrees F and grease an 8 x 8 or 9 x 9 pan and set aside.

Step 2

In a large bowl or a stand mixer fitted with a whisk attachment, combine all of the cake ingredients and beat until combined. Pour batter into the prepared baking dish.

Step 3

Mix crumble ingredients together in a medium bowl until a thick crumble forms. Use fingers to evenly spread the crumble over the top of the cake batter.

Step 4

Bake 45 to 55 minutes until a toothpick comes clean from the center.