Instructions

  1. Melt the butter in a large skillet over medium heat; add in mushrooms and garlic; cook stirring until mushrooms loose their moisture then set aside.
  2. Place the green beans in a medium saucepan; cover with chicken broth and bring to a boil; cook for about 8-10 minutes or until just fork-tender drain but do not rinse.
  3. Butter a 3-quart casserole dish (or a little larger).
  4. Place the mushroom soup, onion/mushroom mixture, Parmesan cheese, black pepper and onion rings in a large bowl; mix well to combine, add in the cooked green beans; mix to combine.
  5. Transfer to the prepared casserole dish.
  6. Bake in a preheated 350 degrees F oven for 20 minutes.
  7. Remove from oven and sprinkle the grated cheddar cheese on top; return to oven for about 5-7 minutes or until the cheese has melted.