Mini Chocolate Chips Muffins

Bahan-bahan (12 porsi)

• ¾ cup whole milk
• ½ cup (1 stick) salted butter, (melted)
• ¼ cup sour cream or whole Greek yogurt
• 1 large egg
• 1 teaspoon vanilla extract
• 2 cups all purpose flour
• ½ cup granulated white sugar
• 2 teaspoons baking powder
• ½ teaspoon salt
• 1 cup miniature chocolate chips, (divided)