Peel & core 1 apple and chop in small pieces.
Gently fold in to batter.
Pour into prepared pan.
Combine 1/4 c. sugar with cinnamon and pour over batter.
Core & cut second apple. Cut into chunks and place core-side-up on top of cake.
Bake 35-40 minutes at 375 degrees until toothpick inserted in center comes out clean.
Cool 10 minutes before serving.