INGREDIENTS
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1 large pork tenderloin (about 11/2 pounds), trimmed
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Kosher salt
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3 tablespoons extra-virgin olive oil
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1 small onion, thickly sliced
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2 red and/or yellow bell peppers, sliced into wide strips
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6 cloves garlic, smashed
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16 fresh sage leaves
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2 tablespoons tomato paste
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1/4 cup sliced pickled pepperoncini, plus 2 teaspoons liquid from the jar
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1/3 cup dry white wine
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2/3 cup low-sodium chicken broth
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1/4 cup grated parmesan cheese