Linda´s banana bread

Ingredients:

1/3 cup of butter, plus a little more for the pan.
3 ripe bananas.
A pinch of salt.
1/2 tsp of baking soda.
3/4 cup of sugar.
1 tsp of vanilla extract.
1 egg.
1.5 cups of flour.
1.5 handfulls of chocolate chips.
1.5 handfulls of crushed walnuts.


Instruments:

8x4 baking loaf pan.
Microwave.
Large mixing bowl.
Silicone baking spatula.