Save this recipe for the Best Easy Caramelized Onion Dip! This delicious and easy caramelized onion dip is the perfect appetizer! It’s packed with savory and sweet caramelized onions, sour cream, cream cheese, and balsamic vinegar. It makes the most creamy, flavorful, addictive dip that’s a guaranteed crowd-pleaser. Follow Chef Savvy for more Party Food Recipes!