01 -
Get your oven warmed up to 175°C. Lightly grease a 9x13-inch pan and place it aside.
02 -
Using a large bowl, mix together the butter, packed brown sugar, and granulated sugar until creamy and smooth.
03 -
Mix in the eggs one at a time, making sure each is blended in. Stir in the vanilla next.
04 -
In another bowl, combine the salt, baking soda, and flour. Slowly fold it into the wet ingredients until they're just mixed.
05 -
Gently stir in the chocolate chips, then press the dough into the greased pan, making sure it's even.
06 -
Pop it in the oven for 20–25 minutes until the edges lightly brown. Let it completely cool once done.
07 -
After cooling, evenly spread the marshmallow cream all over the cooled cookie base.
08 -
In a microwave-safe bowl, melt the chocolate chips with the butter or coconut oil, stirring every 30 seconds until smooth.
09 -
Spread the melted chocolate evenly over the marshmallow layer.
10 -
Let it chill in the fridge or set at room temp until the chocolate firms up. Slice into squares and enjoy.