01 - Preheat oven to 375°F. Line a baking sheet with parchment paper.
02 - Unroll crescent dough and separate into 8 triangles along perforated lines.
03 - Place one piece of chocolate and one marshmallow at the wide end of each dough triangle.
04 - Roll each triangle starting from the wide end, wrapping filling completely. Pinch edges tightly to seal.
05 - Place rolls seam-side down on prepared baking sheet, spacing evenly.
06 - Lightly brush tops with melted butter if using for enhanced browning.
07 - Sprinkle crushed graham crackers evenly over all rolls.
08 - Bake 10–12 minutes until golden brown and dough is cooked through.
09 - Let cool 3–5 minutes before serving. Filling will be extremely hot.