INGREDIENTS
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¼ cup whole-grain mustard
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¼ cup tupelo honey
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¼ cup chopped fresh tarragon
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¼ cup apple-cider vinegar
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¼ cup extra-virgin olive oil
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1 teaspoon salt
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1 teaspoon ground black pepper
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1 (1.75- to 2-pound) pork loin, trimmed and cut into 1½- to 2-inch cubes
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2 small yellow squash, cut into ½-inch-thick slices
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2 small zucchini, cut into ½-inch-thick slices
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2 large orange bell peppers, seeded and cut into 1-inch pieces
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2 pints cherry tomatoes
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1 red onion, quartered
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12-inch wooden skewers, soaked in water for at least 30 minutes