BURGER OF THE MONTH – APRILBy inga / 2019-04-02 Burger of the month, in April is EL TOPO, with Spicy Tomato & Jalapeno Relish, Cheddar Mexican Cheese, Dijon Honey Mustard, tomato, lettuce and onion. Single burger cost 1.940ISK and with a menu, fries & soda it cost 2.450ISK.