• Preheat the oven to 350°F (176°C).
• Place the graham crackers in a food processor/blender and pulse until becomes fine crumbs. Transfer to a bowl. Add the melted butter to the oreos and mix until the crumbs are moist.
• Coat the sides of the pan with a No-Stick Cooking Spray (PAM made with flour works well).
• Place the crumb mixture in the pan, firmly press until in the shape of the pan bottom (a measuring cup works well to help create an even layer). Bake for 15 minutes.

Brownie

• In a large bowl: combine eggs, sugar, vanilla extract, oil and mix well. Add flour, cocoa powder, salt, baking powder and mix well until smooth. Add chocolate chips and gently fold them in until well mixed. Place the batter on top of the crust.
• Bake for 35 minutes or until a toothpick placed in the center comes out clean.
• Remove from the oven and spread mini marshmallows on top of the brownie.
• Broil on low for 3-5 minutes or until marshmallow are golden brown (keep an Rest for 15-20 minutes before serving. eye on the marshmallows, you don't want to burn them).

Serve & Enjoy!