Crispy fried onion slices in bowl with a spoon on a kitchen towel - Bhofack2/Getty Images Onions are an undeniable kitchen staple, which is why picking the best onions at the grocery store is crucial.

slicing red onions on a cutting board - Capelle.r/Getty Images Glance at any salad recipe and you'll find that fresh onions are a commonly suggested component. As for how to best incorporate the ...