"This refreshing marinated cold green bean salad is super flavorful and makes a perfect side dish for your next picnic, potluck, or barbecue...."
INGREDIENTS
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2 pounds trimmed fresh green beans
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1/3 cup olive oil
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3 tablespoons red wine vinegar
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4 cloves garlic (minced)
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1 tablespoon dijon mustard
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2-1/2 teaspoons kosher salt
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1/4 teaspoon black pepper
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1 small red onion (thinly sliced)
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1 pint cherry tomatoes (cut in half)
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1/4 cup grated parmesan cheese