Ingredients:
1 cup all-purpose flour
1 cup whole wheat flour
1 teaspoon baking soda
1 teaspoon cinnamon
1 cup sugar
1/2 teaspoon salt
3/4 cup canola or vegetable oil
2 eggs, beaten
1/2 cup chunky apple sauce
1 apple, peeled and finely diced
1/2 cup buttermilk

Directions:

1. Preheat oven to 350 degrees Fahrenheit.
2. Line a 12-hole muffin tin with paper liners.
3. Place the dry ingredients - flour, baking soda, cinnamon, sugar and salt, in a large mixing bowl.
4. Using a whisk, mix together until well blended.
5. Whisk together the wet ingredients - oil, eggs and buttermilk, in a separate bowl.
6. Add the wet ingredients and both apple sauce and chopped apples to the bowl of dry ingredients.
7. Mix with a wooden spoon until no more flour can be seen.
8. Fill the paper liners to the top with mixture.
9. Bake for 20 - 25 minutes or until golden brown and springy to touch.
10. Leave to cool on wire rack.