Three Bean Salad

From Sarah Moylan

1 can kidney beans, drained

1 can garbanzo beans, drained

1 can green beans, drained

1 teaspoon (heaping) mustard

1/2 cup white vinegar

2/3 cup olive oil

sugar, to taste

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Mix beans in bowl. Blend remaining ingredients in blender and pour over beans. Mix and salt and pepper, to taste.