Pan-Seared Salmon with Potato & Cucumber Salad Recipe | Say Mmm

Ingredients

• 1 small red onion, halved and thinly sliced lengthwise
• 1/2 pound small new potatoes, halved
• 4 tablespoons white wine vinegar
• 3 tablespoons olive oil
• 1 tablespoon Dijon mustard
• 1 English cucumber, halved lengthwise and sliced crosswise
• 1/3 cup chopped flat-leaf parsley
• 4 skinless salmon fillets (6 oz. each)