1 can French cut green beans
1 can cut wax beans
1 can kidney beans, salted
1/2 c. chopped onion
1/2 c. vinegar
1/2 c. salad oil
3/4 c. sugar
1 tsp. salt
1/2 tsp. pepper

Drain and rinse green beans and wax beans. Just drain kidney beans. Mix vinegar, salad oil, sugar, salt, and pepper; beat. Gently add beans and onions to liquid mixture, stirring very little. Let stand overnight in the refrigerator.