Lettuce is a nutrient powerhouse, loaded with essential minerals, vitamins, and calcium. But beware! It can also be a sneaky carrier of bacteria like E. Coli if you don't know how to clean it properly ...

That you may be a little less clear on. How carefully do you need to rinse lettuce? And exactly how clean are those prewashed ...

Firm vegetables like cucumbers and zucchini should also be rinsed and scrubbed under cold water to remove surface ...