Step 1

Broil marshmallows: line a baking sheet with foil. Spray very well with non stick spray. Spread marshmallows in a single layer. Broil for 2-3 minutes until very dark.

Step 2

Immediately scrape the marshmallows into mixing bowl while hot, as they get harder to remove as they cool.

Step 3

Preheat oven to

Step 4

Line two baking sheets with parchment paper and set aside.

Step 5

Add oil, sugar, brown sugar, eggs, vanilla, salt, baking soda and corn starch. Beat on high speed for 2-3 minutes until combined and creamy.

Step 6

Turn mixer speed to low and gradually add flour. Mix until just combined.

Step 7

Use a medium cookie scoop to scoop cookies onto prepared baking sheet.

Step 8

Bake for about 10 minutes, until cookies are set. Allow cookies to cool for a few minutes before removing from tray.