Frost-brewed and cold-filtered by Mario Sanelli. msanelli@denverpost.com or @mariosanellidp Football lovers are in for a treat in a couple days. Yes, the game will suffice but Denver’s lone appearance on Monday Night Football this season means only one chance to hear Jon Gruden cover a Broncos game. The cherry on top, besides a Broncos victory, of course, would be a Spider 2 Y Banana mention from Gruden. The Big Stuff Hello, goodbye: Why Texans QB Brock Osweiler left Denver and skipped the Broncos’ offseason celebrations. First-and-Orange podcast: Osweiler vs.