Summary
For a prompt: Sherlock needs Molly to look genuinely pregnant in a couple of weeks, in order to pass her off as his expecting wife for a case. His target is a murdering doctor, so padding won't do. Molly reluctantly agrees to let Sherlock feed her, when time runs out Sherlock decides to try funnel & tube. Both enjoy it very much. Sherlolly weight gain, fat kink, belly stuffing.