Fight winter blues with decadent cocoa bombs

When the weather outside is frightful, what could be more comforting than a rich mug of hot chocolate?  Hot cocoa bombs really made the rounds in social media. During the holidays I was too busy to consider making my own. But like many right now, I'm hitting that mid-winter COVID wall, which makes cooking projects an absolute necessity. It gives the family something creative to do for a stretch of time, and drinking them feels decadent as ice storms rage outside. You can buy silicone shells online, and if you can make a strong shell, the rest is gravy. You...