Best Double Chocolate Chip Muffins Recipe - Recipes by Clare

Ingredients

• 2 cups all-purpose flour (240g)
• ½ cup unsweetened cocoa powder (40g)
• 2 teaspoons baking powder
• ½ teaspoon baking soda
• ½ teaspoon salt
• ½ cup granulated sugar (100g)
• ½ cup light brown sugar (100g)
• 2 teaspoons instant espresso powder
• 2 large eggs, room temperature
• ½ cup oil (vegetable, canola, avocado, grapeseed or olive) (120ml)
• ¾ cup buttermilk, room temperature (180ml)
• ½ cup sour cream, room temperature (120g)
• 2 teaspoons vanilla extract
• 1½ cups mini or regular chocolate chips or chunks, divided