Spring Power Salad

Ingredients

• 3 tablespoons low-fat buttermilk
• 1 teaspoon extra-virgin olive oil
• 1 teaspoon fresh lemon juice
• 1/4 teaspoon each salt and pepper
• 1 navel orange, peeled and sliced crosswise into 1/4-inch slices
• 1 cup cucumber, sliced into ribbons
• 2 cups baby romaine leaves
• 2 tablespoons pine nuts
• 4 (4-ounce) cooked salmon fillets