Ingredients
¾cupwhite sugarplus 2 tbsp
¼cupunsalted butter
2tspvanilla sugar
5eggs
½lemonzested and juiced
2 ¾cupsall-purpose flour
3tspbaking powder
2lbsapplespeeled, cored, and thinly sliced
3tspcinnamon sugar
2 ½cupsapplesauce
1cupall-purpose flourplus 2 tbsp
½cupunsalted buttercut into cubes
½cupwhite sugarplus 2 tbsp
1cupalmond meal
2tspvanilla sugar
Preparation
Preheat oven to 400 degrees F. Line a rimmed baking sheet with parchment paper.
Combine ¾ cup plus 2 tablespoons white sugar, ¼ cup butter, and 2 teaspoons vanilla sugar in a large bowl. Beat with an electric mixer until smooth and creamy. Add eggs one at a time, beating well after each addition. Beat in lemon zest with the last egg.
Combine 2 ¾ cups flour and baking powder. Sift over butter mixture and quickly beat into batter with the electric mixer running on low speed.
Combine apple slices, lemon juice, and cinnamon sugar in a bowl and fold into batter. Spread batter onto the prepared baking sheet. Spoon applesauce onto batter and spread out evenly.
Combine 1 cup plus 2 tablespoons all-purpose flour, ½ cup cubed butter, ½ cup plus 2 tablespoons white sugar, almond meal, and 2 teaspoons vanilla sugar in a bowl and mix into streusel. Sprinkle streusel over applesauce.
Bake in the preheated oven for about 40 minutes, or until streusel is lightly browned and cake is set.
Serve while warm and enjoy!