Delicious Double Chocolate Muffins Recipe

Ingredients

• 1 3/4 cups all-purpose flour
• 1/2 cup unsweetened cocoa powder
• 1 cup sugar
• 1 tsp baking powder
• 1/2 tsp baking soda
• 1/2 tsp salt
• 1 cup milk
• 1/2 cup vegetable oil
• 1 large egg
• 1 tsp vanilla extract
• 1 cup semisweet chocolate chips