The since discontinued candy really lived up to its "Toxic Waste" moniker. Read more: 11 Discontinued Chocolates We Miss The Most Typically, what makes sour candy sour is the use of citric acid ...

True to its name, a helping of sour candy can be intensely mouth-puckering. But what exactly makes this sweet treat such a wonderfully sour experience?

Reese's Bites were peanut butter and chocolate bites that were discontinued with the entire ... Wonka Oompas were a chocolate and peanut-butter candy produced in the 1970s and '80s.