AUTUMN HARVEST SALAD

5 large tomatoes, peeled & cut in wedges
1 medium green pepper, cut in strips
1 medium onion, thinly sliced
3/4 c. cider vinegar
4 1/2 tbsp. sugar
1 1/2 tsp. celery seed
1 1/2 tsp. mustard seed
1/2 tsp. salt
1 medium cucumber, peeled & thinly sliced

Combine tomatoes, green pepper and onion rings in medium bowl. In small saucepan, combine remaining ingredients except cucumber slices. Bring to boil and boil 1 minute. Pour hot mixture over vegetables in bowl. Let stand at room temperature until cool. Add cucumbers. Refrigerate several hours, stirring once or twice, until well chilled. Drain before serving.