If you have leftovers, simply store them in an airtight container in the fridge. When you’re ready to eat, reheat the dish on the stove over low heat until warmed through. You can also reheat it in the microwave. Just be sure to reheat it slowly so that the orzo doesn’t become mushy and overcooked. You can also reheat this recipe in the oven. Just place the dish in a preheated 350°F oven and heat until warmed through.