Gather all ingredients. Preheat the oven to 400 degrees F (200 degrees C). Grease a 12 cup muffin tin or line cups with paper liners. Dotdash Meredith Food Studios
Combine milk, oil, and egg in a small bowl until well blended. Dotdash Meredith Food Studios
Combine flour, 1/2 cup sugar, baking powder, and salt together in a large bowl, making a well in the center. Dotdash Meredith Food Studios
Pour milk mixture into well and stir until batter is just combined; fold in chocolate chips. Dotdash Meredith Food Studios
Spoon batter into the prepared muffin cups, filling each 2/3 full. Dotdash Meredith Food Studios
Combine 1 ½ tablespoons white sugar and 1 tablespoon brown sugar in a small bowl; sprinkle on tops of muffins. Dotdash Meredith Food Studios
Bake in the preheated oven until tops spring back when lightly pressed, about 18 to 20 minutes. Dotdash Meredith Food Studios
Cool in the tin briefly, then transfer to a wire rack. Serve warm or cool completely. Dotdash Meredith Food Studios
Chocolate Chip Muffins · Dinner Match Lab | Dinner Match Lab