Apple Spice Cake

Ingredients
Serving: Serves 10
1 1/3 cups vegetable oil
3 cups all-purpose flour
1 tablespoon ground cinnamon
1 teaspoon baking soda
1 teaspoon salt
2 cups sugar
3 large eggs
3 to 4 Granny Smith apples, cored and cut into 1/2-inch pieces (3 cups)
1 cup chopped assorted nuts, such as pecans and walnuts (optional)
1 teaspoon pure vanilla extract
Caramel Sauce
Nonstick cooking spray with flour

Directions
1. Preheat oven to 350 degrees. Spray a 12-cup Bundt pan with cooking spray; set aside.
2. Working over a large sheet of parchment paper, sift together flour, cinnamon, baking soda, and salt; gather sifted ingredients into center of sheet; set aside.
3. In the bowl of an electric mixer fitted with the paddle attachment, combine vegetable oil, sugar, and eggs; mix on high speed until lemon yellow.
4. Fold reserved parchment in half lengthwise; with mixer on medium speed, gradually shake in dry ingredients until just incorporated.
5. Add apples and, if desired, nuts, to batter; mix to combine. Add vanilla, mixing until incorporated.
6. batter into prepared pan, and bake until a cake tester inserted in the center comes out clean, 75 to 90 minutes.
7. Remove from oven, and cool slightly on a wire rack.
8. Invert cake onto rack; turn cake right-side up to cool completely on rack, and serve drizzled with caramel sauce