# The Ingredients You'll Need:
→ Cookie Dough
01 - 1 box (18–20 oz) brownie mix
02 - 2 large eggs
03 - 1/3 cup vegetable oil
04 - 1 tablespoon water
05 - 1/2 cup semi-sweet chocolate chips
06 - 1/2 cup crushed graham crackers (about 4 sheets)
→ Marshmallow Topping
07 - 18 large marshmallows
08 - 1/4 cup mini chocolate chips (optional, for garnish)
09 - 1/4 cup crushed graham crackers (optional, for garnish)
# Step-by-Step Instructions:
01 - Preheat oven to 350°F. Line two baking sheets with parchment paper.
02 - Combine brownie mix, eggs, vegetable oil, and water in a mixing bowl. Stir until fully blended with no dry streaks.
03 - Fold in semi-sweet chocolate chips and crushed graham crackers until evenly distributed.
04 - Scoop heaping tablespoons of dough onto prepared baking sheets, spacing each about 2 inches apart to yield 18 cookies.
05 - Place sheets in oven and bake for 8–9 minutes, checking that cookies are just set but retain a soft center.
06 - Remove cookies from oven and immediately press one large marshmallow onto the center of each cookie.
07 - Return cookies to oven for 1–2 minutes until marshmallows are puffed and beginning to melt.
08 - Optional: Broil for 30 seconds, closely monitoring, until marshmallows turn golden brown.
09 - Remove from oven and immediately sprinkle with mini chocolate chips and additional crushed graham crackers, if desired.
10 - Allow cookies to cool on baking sheets for 5 minutes, then transfer to a wire rack to finish cooling.