Preparation Steps

• Preheat the oven to 350°F (175°C).
• In a large bowl, cream the softened butter, granulated sugar, and brown sugar until smooth.
• Add the eggs and vanilla extract, mixing until well combined.
• In another bowl, whisk together the flour, baking soda, and salt.
• Gradually add the dry ingredients to the wet mixture, stirring until just combined.
• Fold in the chocolate chips and mini marshmallows.
• Drop tablespoonfuls of dough onto ungreased baking sheets.
• Bake for 10-12 minutes or until the edges are lightly golden.
• Allow cookies to cool on the baking sheet for a few minutes before transferring to a wire rack.