1. Place the powder mix in a mixer fitted with a beater and add the liquids.
  2. Mix on slow speed for 1 minute and scrape down well.
  3. Mix on middle speed for 6 minutes.
  4. Add the oats to batter and blend thoroughly.
  5. Deposit batter into desired a baking tray.
  6. Bake at 180°C (360°F) for 30 minutes.
  7. Once cooled, finish top with Macphie Reduced Sugar Rainbow Vanilla Frosting mixed with cinnamon powder.