Apple Crunch Dessert

• 22 apple pie filling
• 1/2 bran cereal (whole)
• 300 ml milk
• 160 gr quick-cooking rolled oats
• 110 gr butter
• 75 gr brown sugar
• 40 gr wheat flour (whole)
• 30 ml lemon juice
• 2 gr lemon peel (finely shredded)
• 1 gr baking soda