Marbled Banana Bread

Ingredients

• 1 1/2 cups all-purpose flour
• 1/2 cup sugar
• 1 tsp baking powder
• 1/2 tsp baking soda
• 1/4 tsp salt
• 1/2 cup evaporated milk
• 1/4 cup unsalted butter, melted
• 1 tsp vanilla extract
• 1 large egg, room temperature
• 3/4 cup mashed banana
• 1/2 cup semi-sweet chocolate chips or baking chocolate or chocolate bar