This lemon orzo soup is bright, zesty, and comforting and packs 4 different types of veggies! It's quick and easy to make and comes together in 1 pot and less than 30 minutes!
Heat olive oil in a large pot over medium heat. Once hot, add the onion and season with a pinch of salt. Saute for 4-5 minutes. Add celery and carrot and saute for 7-8 more minutes.