FWIW, I think I see two little bubbles there, so I think it did start fermenting.
There's no sign of mould so I too would let your chickens decide if they want to eat it or not, and if you try it again, try with just grains; you'll find it quite a different experience - and a lot less smelly!
There's no sign of mould so I too would let your chickens decide if they want to eat it or not, and if you try it again, try with just grains; you'll find it quite a different experience - and a lot less smelly!
