Apple Pear Cake

• 9 1/2 tube with nonstick spray (pan)
• 2 apples
• 1 egg
• 280 gr flour
• 180 ml regular milk
• 180 ml lowfat buttermilk
• 170 gr packed brown sugar (light)
• 55 gr margarine
• 18 gr pears (dried)
• 7 gr baking powder