I can only think it could harm would burn. I had some bad experiences with the recipes I received from the Food Network and tend to leave the site now.

Perhaps the idea of ganache frosting as "I went to see is the recipe for muffins. If so, try cooking with Cupcakes an alternative to a regular recipe for ganache. There are different recipes for different kinds of ganache. Personally, I think no, my ganache, I Sysco pre-sent.

Experiment with it. Look for other recipes here. There are many variations of a recipe.

For coffee, it is true that coffee is to improve the taste of chocolate a little more. But it also depends on the type of coffee you use. Cheap coffee is not as good recipe, fine dirt more expensive, pure roasted coffee. I have the best coffee market usually has a "country" flavor as opposed to the expensive things.

Sorry to hear that a disaster was. I hope it was very embarrassing and I feel if it was. Here, too, try different variations of the recipe. Age here and there. Good luck to you.