- STEP 1
lightly greaseproof or oil 7inch round cake tin
- STEP 2
In a bowl beat sugar,oil+vanilla, peel+mash banana and beat into sugar mixture.
- STEP 3
Add flour+water and mix well, turn into prepared cake tin +smooth the top
- STEP 4
Bake in a preheated oven 190c/ fan170c/gas5 for 35mins, cool on a wire rack.
- STEP 5
Slice sponge in half horizontally, spread one half sponge with jam, place other half on top+ sieve with icing sugar.