caramelized onion cheddar quick bread Recipe

Ingredients

• 3 ounces extra sharp cheddar, shredded on the large holes of box grater (about 1 cup)
• 3 cups (15 ounces) unbleached all-purpose flour
• 1 tablespoon baking powder
• 1/4 teaspoon cayenne
• 1 teaspoon salt
• 1/8 teaspoon ground black pepper
• 4 ounces caramelized onion cheddar cheese, cut into 1/2-inch cubes (about 1 cup)
• 1 1/4 cups whole milk
• 3 tablespoons unsalted butter, melted
• 1 large egg, beaten lightly
• 3/4 cup sour cream