Prairie Fare: Onions provide layers of flavor

"Mom, do you have a mandoline?" my son asked.

I wasn't sure if he was asking about a mandolin stringed instrument or a mandoline food slicer.

He was in the kitchen. I figured he wanted to slice some vegetables thinly and not serenade our family.

He was in luck on the culinary side. I had a mandoline slicer in the cupboard. We do not have a mandolin musical instrument, but we have a ukulele, viola,...