8 oz of green beans~Olive Oil~Salt~Pepper~Parmesan Cheese ~~Preheat oven to 400. In a medium size mixing bowl place green beans ( trim off ends), small amount of oil ( enough to coat beans), pinch of salt and pepper. Mix till everything is covered. Lay green beans onto a cookie sheet and sprinkle a “healthy” amount of cheese on top. Bake for about 15 – 20 minutes – green beans should be crisp on the outside and tender on the inside.