I make this dip for all my parties and it's super easy and delicious.
Standard recipes rarely warn that swapping mayonnaise for Greek yogurt or low-fat dairy will cause the emulsion to split under sustained heat, releasing pools of oil across the baking dish. Utilizing standard full-fat mayonnaise is chemically necessary because its oil and egg-lecithin matrix stabilizes the melted cream cheese, preventing the heavy fats from separating into a greasy slick when subjected to a 350-degree oven for forty minutes. Another silent variable lies in the artichoke hearts: using water-packed cans rather than oil-marinated ones keeps unwanted vinegars and heavy oils from overpowering the garlic and parmesan, though those canned hearts must be thoroughly drained and squeezed dry in a clean kitchen towel to prevent excess moisture from turning the mixture watery. Pulse the artichokes, garlic, and parmesan in a food processor for precisely one minute to achieve uniform particle suspension without reducing the vegetables to a purée that completely destroys the intended fibrous texture. Managing this preparation sequence requires conscious attention to temperature control, specifically ensuring the cream cheese is genuinely softened at room temperature before mixing so that stubborn lumps do not survive the baking process and create pockets of dense dairy.