It is almost impossible to find out what all the ingredients are that Papa John's uses in its pizzas.

In 15th century France, chocolate could only be eaten by members of the royal court.

Odor is by far the most important contributor to the flavor of food. The contributions of taste, texture, and appearance are insignificant by comparison. Humans can distinguish an estimated 20,000 different odor qualities.

Yorkie Chocolate Bars are not for girls!

The tomato is technically a fruit, not a vegetable. It was also the first genetically engineered whole product and went on the market in 1994. Since then, more than 50 other genetically engineered foods have been deemed safe by the FDA.

The city of Oatman, Arizona, hosts a Solar Egg Frying Contest every 4th of July.

Marmite was first introduced into the UK in 1902.

Grape growing is the largest food industry in the world as there are more than 60 species and 8000 varieties of grapes.

During the Middle Ages, a lemon slice was served with fish because it was thought the juice would dissolve any bones that were accidentally swallowed.

The red food-coloring carmine used in Skittles and other candies is made from boiled cochineal bugs, a type of beetle.

The winner of the 2013 Nathan's Hot Dog Eating contest consumed 69 hot dogs in 10 minutes.

The Swiss eat the most chocolate, followed by the English.

The softening agent L-cysteine used in some bread is made from human hair and duck feathers.

The tea bag was created by accident, as tea bags were originally sent as samples.

Tomatoes taste worse when they've been refrigerated, a study found.

Store bought 100% 'real' orange juice is 100% artificially flavored.

The most expensive pizza in the world costs $12,000 and takes 72 hours to make.

The original recipe for margherita pizza was for a tri-colour version of the Italian flag basil (green), tomatoes (red) and mozzarella (white).

There's an enzyme in pineapple called bromelain that helps to break down proteins and can also ruin your tastebuds.

Worcestershire sauce is made from dissolved fish.