How many people know how to make sandwiches?

It's impossible to know exactly how many people know how to make sandwiches. Here's why:

* Varying Definitions: What constitutes "knowing how to make a sandwich" is subjective. Does it mean just putting bread and filling together, or does it involve specific techniques, ingredient choices, and culinary skills?

* Global Scope: The question implies a worldwide count, and sandwich-making traditions vary greatly across cultures.

* No Central Database: There is no global registry or survey tracking this information.

Instead of a definitive number, here are some things to consider:

* Prevalence: Sandwiches are a very common food item worldwide. It's safe to say the vast majority of people have at least some basic knowledge of sandwich-making.

* Skill Levels: While most people can make a basic sandwich, a smaller percentage may possess advanced skills in sandwich crafting, using specific techniques and ingredients.

* Cultural Differences: Some cultures have highly developed sandwich traditions, while others may focus on different food types.

Ultimately, the number of people who know how to make sandwiches is a fascinating, but unanswerable question!