why not just say your own blessing over your meat/meal and include words to indicate God is above all else and you pray He will use what you eat for good not evil inside you. Essentially negate or cast out any possible evil/bacteria etc with your stronger faith in God Almighty.
I agree i would not knowingly monetarily support halal products, just as i try to not shop in stores that blatantly support causes I don’t agree with.
Kosher’s better.