Glyserin

Glycerin has many uses due to its malleability, bakers generally use it when making homemade icing. It helps in thinning the icing. Glycerin is also used to soften fondant that making it easier to work with. It also helps to prevent sugar crystallization in candy. You can add it to your cake batter to retain moistness for longer after it is baked. It's easy texture and sweet taste