what is fondant or fondant cake decorating tips

After watching your videos I am confident of using fondant.
Making a work from home theme cake for hubby's birthday tomorrow..All credit to your videos.

One more question what to do if we r facing issue of light cutoff for 8 hours etc for whipped cream storage issue.

And ma'am can we apply fondant on white chocolate ganache too or not.means if we need white base design for cake

Thank u so much 🙏🥰

Mam my fondant s are melting plz help..even after keeping in ac ..it lyk melted