17Jul2015 Under the Sea Posted in birthday cakes, Buttercream, cake, gluten free, marshmallow fondant, sponge, Summer by bygracecakes A By Grace Cakes birthday original: Under the Sea. Under the Sea: By Grace Cakes bakery original, gluten free cake. Butter vanilla sponge covered in handpainted marshmallow fondant. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to share on Pinterest (Opens in new window) Pinterest Click to print (Opens in new window) Print More Click to email a link to a friend (Opens in new window) Email Click to share on LinkedIn (Opens in new window) LinkedIn Like Loading...