Chocolate ganache is perfect to use as filling, topping, glaze or sauce. ganache first showed up around 1850. It is hard to know the true story of where the recipe was born because both France and Switzerland claim they are the creators of the original recipe. The famous book “Larousse Gastronomique” states that the recipe was created in Paris and so this is true to the original story of the history of ganache. 

More info and recipe at: https://www.santabarbarachocolate.com/chocolate-blog/ganache-origin-recipe-/