Pepper Relish
["6 red peppers", "12 green peppers", "12 medium onions", "2 Tbsp. white mustard seed", "1 qt. vinegar", "1 c. sugar"]
["Grind peppers and onions.", "Pour boiling water over them and let stand 2 hours.", "Drain and add vinegar, salt, sugar and mustard seed.", "Cook until tender.", "Jar and seal."]
["red peppers", "green peppers", "onions", "white mustard seed", "vinegar", "sugar"]