Fat-free Pineapple Upside Down Cake

• 7 pineapple rings (canned)
• 7 maraschino cherries
• 2 egg whites
• 200 gr sugar
• 160 ml skin milk
• 130 gr flour
• 110 gr karo corn syrup (light)
• 55 gr packed brown sugar (light)
• 40 gr karo corn syrup (light)
• 38 gr argo corn starch