"It could come from dozens of animals, and they could all be poor-quality animals -- old dairy cows, for instance, rather than cattle raised for beef. The meat from these animals is ground together in huge quantities."
I think I'll do a burger video -- I have made a science out of the seasoning but I have to admit I could do one better and follow the suggestion here to grind the meat myself. I've ground meat before with an antiquated hand grinder and it was much easier than expected. Good article.
"It could come from dozens of animals, and they could all be poor-quality animals -- old dairy cows, for instance, rather than cattle raised for beef. The meat from these animals is ground together in huge quantities."
I wish I could go back and not read that.