Apricot Nectar Cake

• 8 egg whites
• 1 without pudding in the mix
• 240 gr apricot nectar
• 170 gr sugar
• 120 ml unsweetened applesauce
• 80 ml nonfat buttermilk
• 28 gr tub style calorie (reduced)
• 8 gr all purpose flour
• 1 gr vanilla
• 1 package cake mix (yellow)