Secrets of fondant recipe

There's aare two ways recepie that how to make fondants for cakes.one in video file and second one in description.both recepies used for commercial purposes too.
Certainly! Fondant is a smooth, pliable icing used to cover cakes, creating a sleek and polished finish. Here's a basic fondant recipe:

Ingredients:

16 oz (about 450g) marshmallows
2-3 tablespoons water
2 lbs (about 900g) powdered sugar (confectioners' sugar)
1/2 cup (about 120g) vegetable shortening
Instructions:

Melt marshmallows with water in a microwave or on a stovetop, stirring until smooth.
Gradually add sifted powdered sugar, mixing to form a sticky dough.
Coat hands with vegetable shortening and knead the fondant on a surface dusted with powdered sugar until it becomes smooth and elastic.
Use immediately to cover cakes, cupcakes, or create decorative shapes.
Adjust consistency with more powdered sugar for a firmer fondant or water for a softer one. Color as desired using gel food coloring.