Quiz of the Day
Chocolate
Tuesday, 7 July 2026
World Chocolate Day — chocolate history, cacao science, sweet treats trivia
1. Which ancient civilisation is credited with first cultivating cacao and making chocolate drinks?
- The Olmecs
- The Mayans
- The Incas
- The Aztecs
The Olmecs of southern Mexico were fermenting cacao beans as early as 1500 BC — over 3,500 years ago. The Mayans later called it 'xocolatl' (bitter water). For most of its history, chocolate was a spicy, bitter drink, nothing like the sweet bars we know today.
2. What part of the cacao tree does chocolate come from?
- The seeds (beans) inside the fruit pods
- The roots
- The bark
- The leaves
Cacao pods grow directly from the trunk and large branches of the tree — a phenomenon called 'cauliflory.' Each pod contains 30-50 beans surrounded by sweet white pulp. It takes about 400 beans to make a single pound of chocolate.
3. Which country produces the most cacao beans in the world?
- Indonesia
- Ghana
- Ivory Coast (Cote d'Ivoire)
- Brazil
Ivory Coast produces roughly 40% of the world's cacao, yet most cocoa farmers there have never tasted finished chocolate — it's too expensive for them. The average cacao farmer earns less than $2 a day, well below the poverty line.
4. What process, invented in 1828, made modern chocolate possible by separating cocoa butter from cocoa solids?
- Conching
- Tempering
- Roasting
- The Dutch press
Coenraad van Houten's hydraulic press squeezed fat from roasted cacao beans, creating cocoa powder and cocoa butter. He also treated cocoa with alkaline salts ('Dutch processing') to reduce bitterness. This dual breakthrough transformed chocolate from a gritty drink into a smooth, mouldable solid.
5. Which European country consumes the most chocolate per person?
- Switzerland
- Belgium
- Germany
- United Kingdom
The Swiss eat roughly 10-11 kilograms of chocolate per person per year — about 120 chocolate bars. Switzerland is home to iconic brands like Lindt, Toblerone, and Nestle. Swiss chocolatier Daniel Peter invented milk chocolate in 1875 by adding condensed milk.
6. What is 'conching' in chocolate making?
- Pouring chocolate into moulds
- Wrapping chocolate in foil
- Adding milk to cocoa
- Heating and stirring chocolate for hours to develop flavour and texture
Rodolphe Lindt accidentally invented conching in 1879 when he left a mixing machine running overnight. The prolonged stirring produced an incredibly smooth texture. Modern conching can last 24-72 hours. The name comes from 'conche,' the shell-shaped vessels originally used.
7. Why is chocolate toxic to dogs?
- Due to the sugar content
- Because of a compound called theobromine that dogs metabolise very slowly
- Because of the caffeine
- Due to the cocoa butter fat content
Dogs process theobromine up to 10 times slower than humans, allowing it to build to toxic levels. Dark chocolate is the most dangerous — a 10 kg dog could be seriously harmed by just 60 grams. Cats are even more sensitive but rarely eat chocolate because they can't taste sweetness.
8. The Aztecs used cacao beans as what?
- Currency
- Jewellery
- Medicine only
- Building material
In the Aztec economy, a turkey cost about 100 cacao beans, a tomato cost one bean, and a rabbit cost 30. Counterfeiting existed even then — some people would hollow out beans and fill them with mud. Emperor Montezuma reportedly stored billions of beans in his treasury.
9. What is the minimum cacao content required for a product to be called 'dark chocolate' in most countries?
- 70%
- 25%
- 50%
- 35%
In the EU, dark chocolate must contain at least 35% cacao solids. 'Milk chocolate' requires only 25%. Meanwhile, 'white chocolate' contains no cocoa solids at all — just cocoa butter, sugar, and milk. Chocolate purists argue white chocolate isn't really chocolate.
10. Which famous chocolate bar features a distinctive triangular shape inspired by the Swiss Alps?
- Ritter Sport
- Milka
- Toblerone
- Cadbury Dairy Milk
Created in 1908 by Theodor Tobler, the triangular shape was inspired by the Matterhorn. Look closely at the mountain on the logo — there's a hidden bear, representing Bern, the city where Toblerone was invented. The name combines 'Tobler' with 'torrone,' an Italian nougat.
11. What is 'ruby chocolate,' introduced in 2017?
- White chocolate mixed with raspberry
- A naturally pink chocolate made from ruby cacao beans
- Chocolate dyed pink with food colouring
- A Japanese strawberry-flavoured chocolate
Barry Callebaut developed ruby chocolate from specially processed ruby cacao beans that naturally produce a pink colour and fruity, berry-like flavour without any added colours or flavours. It was the first new type of chocolate introduced since white chocolate debuted over 80 years earlier.
12. During World War II, what role did chocolate play for soldiers?
- It was banned as a luxury
- It was used as camouflage paint
- Soldiers traded it for fuel
- The US military commissioned special ration bars for troops
Hershey's developed the 'D-ration bar' for the military — deliberately made to taste only 'a little better than a boiled potato' so soldiers wouldn't eat them too quickly. Over 3 billion bars were produced during the war. Soldiers also used chocolate bars as currency when trading with locals.
13. What is 'tempering' in chocolate making?
- Carefully heating and cooling chocolate to create a glossy finish and satisfying snap
- Adding spices for flavour
- Removing impurities from cocoa beans
- Mixing different types of chocolate together
Tempering aligns the cocoa butter crystals into a specific form (called 'Form V'). Untempered chocolate looks dull, crumbles instead of snapping, and develops a white 'bloom' on the surface. Professional chocolatiers use marble slabs and precise thermometers to get it right.
14. Which compound in dark chocolate has been linked to cardiovascular health benefits?
- Tannins
- Flavonoids
- Caffeine
- Theobromine
Flavonoids in dark chocolate can improve blood flow, lower blood pressure, and reduce inflammation. The Kuna people of Panama, who traditionally drink large amounts of cocoa, have remarkably low rates of heart disease. However, most commercial chocolate has too much sugar to be considered a health food.
15. How much is the global chocolate industry worth annually?
- About $130 billion
- About $90 billion
- About $50 billion
- About $200 billion
The chocolate industry is worth over $130 billion, yet cacao farmers receive only about 6% of the final price of a chocolate bar. A century ago, farmers received about 50%. The growing gap has driven the rise of fair-trade and direct-trade chocolate movements.