But Illinois’ favorite snack isn’t exactly a snack at all; it’s more of a dessert tied to a major holiday. This Romantic Dessert Was Invented in IllinoisBack in the 1960s, a sweet treat that’s now strongly associated with Valentine’s Day (and romance in general) was invented in Illinois. Read More: Have You Tried These Legendary Foods Invented in Illinois? The Origins of Chocolate-Covered StrawberriesBecause of its origins in Illinois, Reader’s Digest has officially named the chocolate-covered strawberry the state’s best dessert. More Iconic Snacks From IllinoisIf chocolate-covered strawberries aren’t your thing, Illinois has plenty of other famous snacks and desserts to choose from.