In a large skillet heat the butter and saute the red pepper, garlic and mushrooms. Pour into a large bowl and stir in the almonds, green onions, chicken soup, mayonnaise, soy sauce, chicken and black pepper. Stir with a heavy spoon, then distribute into a casserole dish.
Put casserole into a 350°F oven and bake 20 minutes.
Remove, distribute half of the dried noodles over the top of the casserole, stir them into the other ingredients and return casserole to oven. Bake another 15 minutes, remove from oven and scatter remaining noodles over the top. Return to oven and bake 5 to 10 minutes, or until bubbling.