Strawberry banana bread with blueberries

Ingredients:

• 3 ripe bananas, smashed
• 1/3 cup melted butter
• 1 cup sugar
• 1 egg
• 1 teaspoon vanilla extract
• 1 teaspoon baking soda
• Pinch of salt
• 1 and 1/2 cups all-purpose flour
• 1 tablespoon lemon zest (lemon zest from 1 whole lemon)
• 1/2 cup strawberries, chopped
• 1/2 cup blueberries
• See full instructions : juliasalbum.com