COOKIE RECIPE

• 1/2 cup melted unsalted butter
• 1/2 cup packed brown sugar
• 1/2 cup granulated white sugar
• 1 large egg
• 1 teaspoon vanilla extract
• 1 and 1/4 cups all-purpose flour
• 1/2 teaspoon baking soda
• 1/4 teaspoon salt
• 1 cup chocolate chips or chopped chocolate chunks