1 lg. pkg. frozen mixed vegetables, cook, drain, cool
3 stalks celery, chopped finely
1 onion, chopped finely
1 can drained & rinsed kidney beans
Salt & pepper

SAUCE:

1/2 c. vinegar
3/4 c. sugar
2 tbsp. flour
2 tbsp. prepared mustard

Bring sauce ingredients to boil to thicken. Then cool. Pour over vegetables, celery, onion and kidney beans and season to taste.