1 C butter, room temperature
1/2 C sugar
1 tsp baking soda
1 T lemon or lime juice
2 eggs
2 tsp vanilla extract
2 C ap flour
1/4 tsp salt
2 C coarsely chopped apples (I didn’t peel mine, but feel free to peel yours if preferred. I also used Golden Delicious, but Granny Smith would work!)
Caramel sundae sauce

For Crumb Mixture:
1 tsp cinnamon
4 T flour
4 T brown sugar
4 T cold butter