Roasted Arctic Char with Orange-Lentil Salad Recipe

Ingredients

• 1/4 cup fresh orange juice
• 1 teaspoon finely grated orange zest
• 5 teaspoons olive oil, divided
• 1 tablespoon balsamic vinegar
• 3/4 teaspoon kosher salt, divided
• 1/2 teaspoon Dijon mustard
• 1/2 teaspoon freshly ground black pepper, divided
• 1 package (17 ounces) steamed lentils (or 3 cups canned, rinsed and drained)
• 1/4 cup chopped mint
• 2 tablespoons finely chopped red onion
• 4 arctic char fillets (5 ounces each), skin removed
• Orange slices and mint sprigs for garnish