2 cans drained green beans
1 can drained wax beans
1 can drained kidney beans
1 can drained garbanzo beans
3/4 cup sugar
1 medium onion, cut into rings
2/3 cup vinegar
1/2 cup vegetable oil
1 tsp. salt
1/2 tsp. pepper

Mix all ingredients in a large bowl. Chill covered overnight. Stir again before serving.