Peanut Butter Banana Bread

Name: Peanut Butter Banana Bread
Prep time: 20 min
Cook time: 50 min
Total time: 1 h 10 min
Cuisine: American
Ingredients: 1 cup mashed ripe bananas (about 3 medium bananas); 1/2 cup granulated sugar; 1/2 cup light brown sugar; 1/2 cup melted butter or oil (see note); 1/2 cup sour cream; 1/2 cup peanut butter (see note); 2 large eggs; 1 teaspoon vanilla extract; 1 1/2 cups all-purpose flour (see note for whole wheat); 1 teaspoon baking soda; 1/2 teaspoon salt; 1 cup chocolate chips (optional)