Roasted Cod Nicoise

Ingredients (12)

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