Easy Indoor No Bake S'more Bars Recipe

Ingredients (9)

• 14 ounces graham crackers, finely ground
• 1 tablespoon packed light brown sugar
• 1/4 teaspoon salt
• 2 tablespoons water
• 13 tablespoons (6 1/2 ounces) unsalted butter, melted
• 12 ounces bittersweet chocolate, finely chopped
• 1 cup heavy cream
• 1/4 teaspoon smoked salt, optional (see note)
• 8 ounces mini marshmallows