Have I done it? Have I created the best (easy) holiday appetizer of all time? Dare I say, I think I have. Introducing: Boursin cheese, topped with red onion jam, and baked in puff pastry. I've got options for you to make the red onion jam yourself, or you can even buy some if you want to make this appetizer even easier. Drooling yet? Let's get into it. ...