1 1/2 cups uncooked brown rice
3 cups water
1/2 cup fresh parsley, chopped
1/2 cup green onion, chopped
15-ounce can unsalted garbanzo beans, rinsed and drained
15-ounce can unsalted dark kidney beans, rinsed and drained
1/4 cup olive oil
1/3-1/2 cup rice vinegar, to taste