Make Artichoke Spread: In a stand mixer, combine cream cheese, mayonnaise, sour cream, minced garlic, chopped artichokes, garlic salt, parsley, grated Parmesan, and shredded Parmesan until well mixed.
2 cups 16 ounces reduced-fat cream cheese, room temperature, 1 cup mayonnaise with olive oil, ¼ cup light sour cream, 2 garlic cloves, 1 can, ½ teaspoon garlic salt, 1 tablespoon dried parsley, 1 cup grated Parmesan cheese, 1 cup shredded Parmesan cheese