Roasted Cod Nicoise

Details

Ingredients

• cooking spray
• 1 ½ pounds small new red potatoes, cut into 1-inch chunks
• 2 tablespoons olive oil, divided
• ¼ teaspoon salt
• 8 ounces thin French-style green beans, trimmed
• 1 ½ teaspoons coarse-ground Dijon mustard
• ⅛ teaspoon salt
• ⅛ teaspoon ground black pepper
• 4 (6 ounce) cod fillets
• 3 tablespoons prepared black olive tapenade
• 6 lemon wedges, or to taste
• 1 cup grape tomatoes, halved
• 2 tablespoons chopped fresh parsley