Chocolate M&M Cookies

Bahan-bahan (4 porsi)

• 2 cups (240g) all-purpose flour
• 2/3 cup (66g) natural unsweetened cocoa powder
• 2 teaspoons espresso powder (optional)
• 1 teaspoon baking soda
• 1 teaspoon fine sea salt
• 1 cup (226g) unsalted butter, softened
• 1 cup (220g) packed light brown sugar
• 2/3 cup (133g) granulated sugar
• 2 large eggs
• 4 teaspoons vanilla extract
• 1 1/2 cups M&Ms, plus extra for toppings (I used a mix of mini M&Ms and crushed regular M&Ms)