[mv_schema_meta name="Prepare the Pan"]Generously spray an 8x8 square baking pan with cooking spray. Set aside.
[mv_schema_meta name="Crush the Cookies"]Use a food processor to coarsely chop the cookies. In the end you should have around six cups of Oreos.
I[mv_schema_meta name="Melt Butter and Marshmallows"]n a large bowl, add butter and marshmallows. Microwave on high for 60 seconds. Then continue to microwave at 20 second intervals until all marshmallows are puffy and soft. Stir with a wooden spoon to mix up the butter and marshmallows.
[mv_schema_meta name="Add the Cookies"]Pour the broken up cookies into the bowl and stir well to evenly coat with the marshmallows.
[mv_schema_meta name="Press Mixture Into Pan"]Press into prepared pan using a sandwich bag.
[mv_schema_meta name="Add Sprinkles and Set"]Add sprinkles to the top and set aside to set up. You can also refrigerate.
[mv_schema_meta name="Cut Into Triangles"]To remove from pan, slide a knife or spatula on the side and lift up, the entire brick should pop out of the pan. Cut into triangles.
Notes
One package of Fruity Crisp Oreos has 21 cookies, so you'll need 2 packages (and will have some left over to snack on).