3 lbs. red or green tomatoes, peeled & in pieces
1 orange, seeded & sliced thin
1/2 lemon, seeded & sliced thin
1 1/2 lbs. sugar

Combine all ingredients in a large pot and cook slowly, stirring frequently until thick, about 3 hours. Pour into hot, sterilized jars and seal. About 6 (6 ounce) jars.