Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
 1/2      cup           butter, softened
 1/2      cup           brown sugar
 1/2      cup           granulated sugar
 2                      eggs
 3        tablespoons   sour cream
 1        medium        banana, mashed
 1        teaspoons     vanilla
 2        cups          flour
 1        teaspoon      baking powder
 1        teaspoon      baking soda
 1/2      teaspoon      cinnamon
 2        medium        apples, cored and chopped
 1/2      cup           chopped walnuts

Preparation:

1. Preheat oven to 350F and grease 9x5-inch baking pan.

2. Cream butter and sugars, and beat in eggs. Stir in sour cream, banana and vanilla.

3. In separate bowl, combine flour, baking powder, baking soda and cinnamon. Gradually add to butter mixture. Gently stir in apples and nuts.

4. Spoon into loaf pan and bake 1 hour.