Cucumber Blueberry Salad

Ingredients

• 1 ½ Tbsp extra virgin olive oil
• 2 Tbsp white balsamic (or other) vinegar
• 1 Tbsp lime juice, freshly squeezed or bottled
• 1 tsp sugar
• ¼ tsp salt
• 1/8 tsp pepper
• 1 cup fresh blueberries
• 1 medium greenhouse-grown cucumber, cut into small chunks
• 4 cups fresh arugula
• ¼ medium red onion, thinly sliced
• ¼ cup crumbled reduced-fat Feta cheese
• 2 Tbsp coarsely chopped walnuts (toasted optional)
• 4 slices whole grain bread