Take a look at that marshmallow; it's a Campfire Giant Roaster and it's huge.
I sure could have used that when I toasted marshmallows over flowing lava back in the late 80s. You can hardly see the tiny marshmallows in my photo of our ultimate roast.
But does that daddy of all marshmallows hold up in a s'more? Read and learn at Scrambled CAKE, my friend.