1/4 cup fresh lemon juice
5 Granny Smith apples, peeled, cored and sliced into 1/8-inch wedges
One 15.25-ounce box white cake mix
1 1/4 cups apple cider
1/3 cup sour cream
3 large eggs, whisked
Nonstick cooking spray, for the pan
2 1/2 cups packed light brown sugar
1 cup all-purpose flour
1 teaspoon cinnamon sugar, plus more for dusting
2 sticks (1 cup) salted butter, frozen for 20 minutes
Sunny's Bourbon Whipped Cream, recipe follows
1 cup heavy cream
1 tablespoon bourbon
1 tablespoon granulated sugar