Ingredients
Equipment
Method
Cake
- Preheat the oven to 375 F.
- Mix together the flour, baking soda, cinnamon, nutmeg and salt in the stand of your mixer.

- In a separate bowl, mix together the egg, buttermilk, melted butter, vanilla, and brown sugar until sugar has dissolved.

- Add the liquid ingredients to the dry.

- Dice the apple in a food processor.

- Sprinkle the apple into the batter and stir until just blended.

- Line and butter a springform pan.

- Pour the batter into the pan.

Topping
- In a small bowl stir together brown sugar, flour, and cinnamon.
- Cut in cold butter and crumble it with your fingers.

- Sprinkle on top of the cake.

- Bake for 1 hour until the cake bounces back when pressed.

- Allow to cool to room temperature on a cooling rack before removing from the spring form pan.
