Cut sweet potato and red onion in half lengthwise, then thinly slice crosswise with mandoline or food processor. Drizzle remaining 2 tablespoons of oil over vegetables and season with kosher salt.
Green onions (Allium fistulosum), also known as scallions, are a versatile addition to any garden — even one that's entirely on a patio or balcony. As long as you get the basics down ...