1. What type of cheese is traditionally used for pizza?

2. What is the Japanese word for grilled meat skewers?

3. In which US state was sliced bread first sold commercially?

4. The Margherita pizza was designed to represent the colors of which country's flag?

5. Who is credited with inventing the first glass of carbonated water?

6. In which country was the Granny Smith apple discovered?

7. Which liquid temperature produces the hottest mustard flavor when mixing powder?

8. In which city was the first hot dog stand opened in the United States?

9. The word 'salary' is derived from the Latin word for which everyday food?

10. Approximately what percentage of an apple's volume is made up of air?

11. In which empire did the individual dining fork first become popular?

12. What was the primary functional reason for adding a hole to the center of a donut?

13. Who is the 'sandwich' named after?

14. What is the primary cause of a popcorn kernel 'popping'?

15. The Margherita pizza was designed to represent the colors of which country's flag?

16. According to legend, which animal helped discover coffee?

17. Which mineral makes bananas naturally radioactive?

18. Fortune cookies were inspired by a traditional snack from which country?

19. The original marshmallow treats were made using sap from a plant that grows where?

20. The name 'mustard' comes from the Latin term for which substance?