Step 1: 1. Preheat oven to 180 Degrees Celsius
Step 2: 2. Cream together the sugar and margarine together with a food mixer in a bowl.
Step 3: 3. Add the eggs in and mix in.
Step 4: 4. Add Self Raising Flour, Wholemeal Self Raising Flour and Baking Powder.
Step 5: 5. Mash the bananas separately and then add to the mixture.
Step 6: 6. Line a Baking Tray with Greaseproof Paper
Step 7: 7. Pour the mixture into the the baking tray.
Step 8: 8. Cook on the top tray of the oven for 10 minutes – then turn down to 160 Degrees Celsius and cook for 15 minutes