Mouthwatering Salted Nutella S’mores Cake

For the cake:

• 2 boxes Miss Jones Organic Chocolate Cake Mix
• 2 jars Miss Jones Organic Chocolate Frosting
•  6 eggs
• 1 1/3 cups water
• 2/3 cup oil

For the filling and topping:

• 1 large jar Nutella
• 1 cup mini chocolate chips
• 1 graham cracker pie crust, crumbled
• 1 cup mini marshmallows
• 1 tablespoon sea salt
• 2 cups homemade or store-bought marshmallow cream

For the ganache: