01 -
Preheat the oven to 350°F. Generously spray a 9x13-inch baking dish with nonstick cooking spray and set aside.
02 -
In a medium bowl, whisk together the all-purpose flour, apple pie spice, baking soda, and salt until thoroughly combined.
03 -
In a large mixing bowl, beat canola oil, granulated sugar, and light brown sugar using a handheld mixer on medium speed until fully combined.
04 -
Add eggs one at a time, beating well after each addition, then mix in the vanilla extract. Continue beating for 1-2 minutes until light and fluffy.
05 -
Add the dry ingredients to the wet mixture and beat on medium-low speed just until fully incorporated; avoid overmixing to maintain batter texture.
06 -
Gently fold the diced Granny Smith apples and ½ cup of the chopped pecans into the batter, ensuring even distribution without deflating the mixture.
07 -
Spread the batter evenly in the prepared baking dish. Bake for 55-60 minutes or until a toothpick inserted into the center comes out clean. Tent with foil after 30 minutes if top browns excessively.
08 -
Remove the cake from the oven and allow it to cool completely at room temperature before applying the caramel topping.
09 -
Warm the dulce de leche in a microwave-safe bowl for 45 to 60 seconds until loosened. Whisk in heavy cream until smooth and evenly blended.
10 -
Spread the caramel mixture evenly over the cooled cake. Sprinkle the remaining ½ cup of chopped pecans around the edges. Slice into twelve 2-inch by 3-inch pieces to serve.