German Sauce

(Mrs. Owen's Cook Book.)
One gal. cabbage, 1 gal. tomatoes, 1 qt. onions, all chopped together;
3 tablespoons ground mustard, 2 tablespoons ground pepper, 2 tablespoons of cloves, 3 gills mustard seed, 1 gill salt, 1 lb. of sugar, 3 qts. vinegar. Boil together an hour or two, stirring well.