Easy M&M Cookies

Bahan-bahan (24 porsi)

• 1 cup butter
• 1 cup brown sugar
• ½ cup granulated sugar
• 2 eggs
• 2 teaspoons vanilla extract
• 2 ½ cups all-purpose flour
• 1 teaspoon salt
• 1 teaspoon baking soda
• 1 cup M&Ms