Pineapple Upside Down Cake Iv

• 16 size
• 4 maraschino cherries (cut)
• 2 circles of waxed paper to fit bottom of microwaveable
• 1 egg
• 240 ml pineapple juice
• 160 gr flour
• 150 gr sugar
• 75 gr firmly packed brown sugar
• 80 ml oil
• 55 gr margarine