In fact, the administration said in a new blog post, it’s not safe to eat raw flour in any form. Not homemade Play Dough, not licking the spoon of brownie batter. Nothing.

Here’s the deal: You know that raw eggs can carry Salmonella, which is no good, but it turns out flour can harbor E. Coli, which is also nasty. The FDA says dozens have been sickened by the Shiga toxin-producing E. coli O121 after they ate raw flour.

And if you do get the bacteria, you’re in for a bad time. We’re talking bloody diarrhea and abdominal cramps. While most people will bounce back within a week, it can even lead to kidney failure, especially among the elderly and kids under 5.