Pita Sandwich with Chicken, Hearts of Palm & Chimichurri Dressing

INGREDIENTS

• 1/4 cup chopped Italian parsley
• 1 tbsp plus 1 tsp red wine vinegar
• 1 clove garlic, minced
• 1/4 tsp kosher salt
• 1/4 tsp freshly ground black pepper
• 1/4 tsp red chile flakes
• 1 tbsp plus 1 tsp extra-virgin olive oil
• 1 cup roughly chopped English cucumber
• 1 cup halved and sliced hearts of palm
• 1 cup chopped, cooked chicken breast
• 2 whole wheat pitas, cut in half