Ingredients

• 1 1/2 tablespoons extra virgin olive oil
• 2 tablespoons white balsamic (or other) vinegar
• 1 tablespoon lime juice, freshly squeezed or bottled
• 1 teaspoon sugar
• 1/4 teaspoon salt
• 1/8 teaspoon pepper

• 1 cup fresh blueberries
• 1 medium greenhouse-grown cucumber, cut into small chunks
• 4 cups fresh arugula
• 1/4 medium red onion, thinly sliced
• 1/4 cup crumbled reduced-fat Feta cheese
• 2 tablespoons coarsely chopped walnuts (toasted optional)
• 4 slices whole grain bread