You could try making something similar:

spoiledhounds.com/liver-dog-treats/

So, if you’re ever interested, there’s lots of recipes online for liver flavored dog treats, just do a search with some key words like: recipe dog treats liver flavored

But I kind of know how you feel, my little dog fell in love with a particular kind of company made jerky snack but now it’s gotten way more expensive, so I make her dehydrated jerky and she loves it as much as the manufactured brand and I love that I know exactly what she’s eating, plus it’s saving me money to do on my own.