Peel and dice about 5 potatoes and place in skillet with 1/4 cup butter. Chop coarsely about 1 1/2 to 2 cups onions and dump in with potatoes. Then add 2 tablespoons minced parsley (optional), 2 tablespoons minced green pepper, and salt and pepper to taste. Fry until brown while stirring once in a while. Serve hot.