Stuffed Green Peppers

4 green peppers
1/2 t salt
1 lb ground beef
2/3 c finely chopped onion
1/4 t salt
1/4 t oregano
1/8 t pepper
1 c tomato sauce
1 t beef stock base
1 T chopped parsley

Cut out the tops, seeds and white membranes of the peppers.  Simmer them in salted water for about 5 minutes. Remove, drain and salt and pepper the insides. Filling: brown the meat in a lightly salted hot skillet. Add chopped onion and cook until tender. Season with 1/4 t salt, oregano and pepper. Add 1/2 cup tomato sauce and the beef stock base. Simmer gently for a few minutes. Add the parsley and stuff the peppers. Pour 2 tablespoons tomato sauce over each. Place in a baking dish and cover. Bake in a moderate over, 350, until heated through, about 15-20 minutes. Four servings.