Welcome again, to Sara's cooking classes!! As you know Sara's a big expert in preparing delicious food and today she decided to teach you how to make banana muffins!! Those are delicious, so follow Sara's recipe to learn how to prepare them. First you'll need some fresh bananas, flour, white sugar, baking soda, salt, cinnamon, eggs, vanilla extract and walnuts. First preheat the oven, then mix the ingredients in a large bowl!! To make banana muffins exactly like Sara's, follow her recipe step by step and you'll succeed for sure. But don't forget that time is running out and you need to finish your banana muffins, so hurry up!