INGREDIENTS
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1/2 cup uncooked whole-grain farro
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3/4 teaspoon salt, divided
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4 cups water
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2 cups (2-inch) cut green beans (about 1/2 pound)
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3 tablespoons extra-virgin olive oil
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2 tablespoons white wine vinegar
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1 tablespoon fresh lemon juice
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1 teaspoon Dijon mustard
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1 small garlic clove, minced
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1/4 teaspoon freshly ground black pepper
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1 cup grape tomatoes, halved lengthwise
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1 cup very thinly sliced fennel bulb (about 1 small bulb)
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1/4 cup fresh flat-leaf parsley leaves
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1/4 cup oil-cured olives, pitted and coarsely chopped
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5 green onions, thinly sliced
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2 (4.5-ounce) jars sustainable oil-packed albacore tuna, drained (such as Wild Planet)