Foolproof, One Bowl Banana Cake - cooking recipe

Ingredients

1/2 cup margarine
2 eggs
1 teaspoon vanilla
2 1/2 teaspoons baking powder
1/2 teaspoon baking soda
1 1/4 cups sugar
1 1/2 cups mashed bananas (about 5 bananas)
2 cups flour
1/4 teaspoon salt

Preparation

Mix all the ingredients together in a large bowl until smooth.
Pour into a greased or sprayed 9\"x13\" pan.
Bake at 350F for 30-40 minutes.
Can be frozen for later use.