1 can green beans
1 can yellow beans
1 can kidney beans
1/2 c. oil
1/2 c. vinegar
3/4 c. sugar
1 sm. onion

Drain cans of beans and mix together in a bowl. In another bowl mix oil, vinegar, sugar, and onion. Place the dressing mixture on the bean mixture, salt and pepper to taste. Allow to sit and refrigerate at least 2 hours before serving.