In a large bowl, stir 10.75 oz. cream of mushroom soup, ? cup milk, dash black pepper, 2 cans drained green beans, ? cup chopped red bell pepper, 2/3 cup French fried onions, and ? cup Cheddar cheese. Bake at 350 degrees for 25 minutes, or until the bean mixture is hot and bubbling. In a small bowl, mix the remaining 2/3 cup of French fried onions and ? cup shredded Cheddar cheese. Sprinkle over the top of the casserole. Bake for 5 minutes, or until the topping is golden brown. Remove from the oven and serve immediately. This is a wonderful casserole, particularly for people who think they dont like vegetables!