This Baked Blue Cheese Dip is a creamy, tangy, and cheesy appetizer perfect for parties and gatherings. Layers of sour cream, cream cheese, zesty salsa, blue cheese crumbles, and melted mozzarella create a deliciously warm dip that pairs perfectly with blue tortilla chips. Easy to prepare and bake, it’s an ideal patriotic red, white, and blue snack for celebrating occasions like the 4th of July.