Spinach Atrichoke Tzatziki

yogurt (cultured pasteurized cream, milk, nonfat milk, lactose reduced nonfat dry milk, enzyme), spinach, artichoke hearts (artichokes, water), onions, salt, water, less than 1% of: garlic, vinegar, canola oil, lactic acid, garlic and onion powder, spice, xanthan gum, citric acid, natural flavor, sodium benzoate and potassium sorbate (added to maintain freshness). contains: milk.