Apple Cinnamon Cake with Strawberry Puree Recipe

Preheat your oven to 350°F (175°C). Grease and flour a 9-inch round or square cake pan.
In a medium bowl, whisk together the flour, baking powder, baking soda, salt, cinnamon, and nutmeg.
In a large bowl, cream the butter, granulated sugar, and brown sugar until light and fluffy.
Beat in the eggs one at a time, followed by the vanilla extract.
Alternate adding the dry ingredients and buttermilk to the wet mixture, beginning and ending with the dry ingredients. Mix until just combined.
Fold in the diced apples.
3. Bake the Cake: