Ingredients:
- 2 cups all-purpose flour
- 1 large apple, peeled and chopped
- 1 cup vegetable oil
- 1 cup dark brown sugar
- 1/2 cup granulated white sugar
- 1/2 cup walnuts, chopped
- 2 large eggs
- 1 tablespoon ground cinnamon
- 1 teaspoon vanilla extract
- 1/2 teaspoon baking powder
- 1/2 teaspoon baking soda
- 1/2 teaspoon salt