Though it might look like some sort of condom testing or water balloon making, what you’re actually looking at is bologna being made. The natural casing gets fitted over a stuffing horn and filled with a meat mixture of beef, pork and seasoning. It’s then smacked with a spike and smoked until it comes out looking veiny and alive. Pretty cool (gross), right!
Here’s sausage being made:
A meat loaf with pimento and olives (olive loaf) getting splooged: