Triple Chocolate Banana Bread



Ingredients

1 2/3 cups flour
1/4 cup cocoa powder
1 teaspoon baking soda
1/4 teaspoon cinnamon
1/2 teaspoon salt
1 cup sugar
2 eggs
1/2 cup oil
2 tablespoons chocolate syrup
3 bananas, very ripe, mashed
2 tablespoons sour cream
1 teaspoon vanilla extract
2/3 cup walnuts, toasted and chopped
1/2 cup chocolate chips

Preparation method