Your eyes do not deceive you. You are looking at a Nutella bar. The new eatery specializing in Nutella-based snacks is part of a 63,000-square foot collection of restaurants called Eataly Chicago. There high-end food court, which opens today, contains a variety of interesting Italian restaurants from notable chefs, but all you really need to know is that there is a Nutella bar in Chicago that exclusively serves items made with the delicious chocolately paste. It’s time for a road trip …