There has only been one instance when spinach was contaminated with e.coli. Two things: Americans like to eat their greens raw. Which is weird to most of the rest of the world. At least 3 billion people think that it’s nuts. 2. In that particular instance, it was traced back to a pig that got lost and likely contaminated due to some animal that died during mechanical harvest. Greens get contaminated because of contaminated water too.

It’s very simple. Wash your vegetables. Wash your hands while cooking. Cook your greens and vegetables.

It’s not rocket science.