Fondant

Fondant is a sweet icing that is rolled out and draped to give a wedding cake a smooth, porcelain-like appearance; taste is not amazing

 

Smoothing fondant over a cake

Smoothing fondant over a cake

Merriam-Webster Online Dictionary
fondant (noun)
1.
a soft creamy preparation of sugar, water, and flavorings that is used as a basis for candies or icings
2.
a candy consisting chiefly of fondant
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