This Boursin and Gruyere Spinach and Artichoke Gratin Dip is a creamy and cheesy appetizer that is perfect for any gathering. The combination of Boursin cheese, Gruyere cheese, spinach, and artichokes creates a rich and flavorful dip that is sure to be a crowd-pleaser. The dip is baked until golden and bubbly, creating a deliciously gooey texture. Serve it with toasted baguette slices or tortilla chips for a tasty and satisfying appetizer.