Put trimmed green beans and sliced mushrooms in a gallon ziploc with 2 Tbs each of olive oil and balsamic vinegar. Shake to coat, then spread evenly on a rimmed baking sheet. Roast at 450 for minutes, then sprinkle with kosher salt, pepper and parmesan.
**October THIS IS THE BEST WAY TO WAKE UP! I do it almost every morning and it helps me so much I can't even explain. I love it. Yoga Video: 15 Min Morning Yoga to Wake Up - or good for anyone with arthritis