Mozzarella tomato salad

Spring mix (may contain some or all of the following baby whole leaf varieties: green leaf, mizuna, green romaine, tango, green oak, green chard, spinach, arugula, frisee, tatsoi, red chard, red leaf, lolla rosa, red romaine, red mustard, radicchio, red oak, beet top), mozzarella (pasteurized milk, lactic acid, salt and rennet), balsamic vinaigrette dressing (water, balsamic vinegar, soybean oil, sugar, distilled vinegar, salt, contains less than 2% of extra virgin olive oil, spices, dehydrated garlic, mustard seed, sun-dried tomatoes, xanthan gum, white wine, citric acid, tartaric acid, turmeric, calcium disodium edta added to protect flavor), grape tomatoes, red onion, kalamata olives (kalamata olives, brine [water, salt], extra virgin olive oil).