Roasted green beans and mushrooms: 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 230C / 450F for 20ish minutes, then sprinkle with kosher salt, pepper and Parmesan.
olive oil salt pepper garlic powder parmesan. 425 degrees for 10 min. shake. then another 5 min.add parm cheese. Ive been doing this a long time but adding red pepper flakes and sometimes chopped onion