Put 1 cup sugar, 1/2 cup oil, 2 eggs and stir
Mash 2 ripe bananas
Put mashed banana,1 yogurt, 1 tsp vanilla, 1 1/2 cup flour and mix them up
Add 1 tsp baking soda and 1/2 tsp salt
Heat oven to 350F，and then pour the mixture into oven pan, and bake for 1 hour
When it is done, you need to cool it down.
Cut it into slices, and enjoy!