- Add the oil, rice, onion, and garlic to a medium sauté pan.
- Cook over medium heat, stirring frequently, until the onions become translucent and the rice turns a golden brown (about 2 minutes).
- Add the vegetable broth, frozen vegetables, and mushrooms.
- Bring to a boil, cover, and lower to a simmer.
- Allow to simmer for 20 minutes.