Pumpkin Chocolate Chip Bread

Name: Pumpkin Chocolate Chip Bread
Prep time: 10 min
Cook time: 1 h 15 min
Total time: 1 h 25 min
Cuisine: American
Ingredients: 1 cup pumpkin puree (not pumpkin pie mix); 1 teaspoon vanilla; 3 eggs; 1/4 cup sour cream; 3/4 cup vegetable oil; 1 2/3 cup flour; 1 cup sugar; 1/2 teaspoon salt; 1/2 teaspoon baking powder; 1/2 teaspoon baking soda; 1 cup + 1/4 cup chocolate chips, divided; powdered sugar, to garnish