Cabbage Rolls with butter

1 onion , chopped 2 tablespoons butter 1 garlic clove , crushed (optional) 3/4 cup uncooked rice 7 ounces ground beef (or veal) 7 ounces ground pork 1[...]

1 head cabbage , center core removed 2 -3 tablespoons butter 1 cup chopped onion 1 lb ground beef 1 lb ground pork 1 lb ground veal 2 cups cooked white rice 1[...]