Giant Chocolate Chip Cookie

Ingredients

• 1/2 cup sugar –
• 1/2 cup packed light brown sugar –
• 1/2 teaspoon baking soda –
• 1/4 teaspoon salt –
• 1/2 cup butter – melted and cooled slightly
• 1 large egg –
• 1/2 teaspoon vanilla extract –
• 1 1/2 cups flour – add an extra 1/4 cup for a thicker cookie
• 1/2 cup chocolate chips – plus more to sprinkle on top, if desired