How to make a delicious vegan gourmet burger

The Parisian gourmet chain Restaurant Paulin has added a new burger to its menu, the gourmet meat and fish burger, which features a creamy, savory base, with a tangy, crunchy cheese patty on top.(The new burger is being sold on its website for €19.95 and $22.95, or $27.95).The meat and cheese burger, with the cheese,