Chillies Vs Pepper

If chillies aren’t actually related to black pepper, why do so many people call them “peppers”?

It’s a question that comes up often, especially when you start working more closely with chillies in cooking or food production. Despite the name, chillies and pepper are completely different plants — and the reason for the confusion goes back hundreds of years.

The Difference Between Chillies and Pepper

Chillies belong to the Capsicum family, while black pepper comes from a completely different plant species known as Piper nigrum.

Black pepper is a dried berry that has been used as a spice for thousands of years, long before chillies were introduced to Europe. It delivers a mild, sharp heat that is very different from the intense burn of chilli peppers.

Chillies, on the other hand, get their heat from capsaicin — a compound found in the fruit of Capsicum plants. This is what creates the burning sensation that chilli is known for.

So Why Are Chillies Called “Peppers”?

The confusion dates back to Christopher Columbus and early European explorers.

When Columbus arrived in the Americas, he was actually searching for black pepper, which was highly valuable at the time. Instead, he encountered chillies, which had a spicy heat somewhat similar to pepper.

Believing he had found a version of pepper, he referred to them as “peppers” – and the name stuck.

Even though we now know they are completely different plants, the term “chilli peppers” is still widely used today, particularly in the United States.

Why the Name Still Matters Today

In modern cooking and food production, the difference between pepper and chilli is important.

Black pepper is typically used for seasoning and subtle heat, while chillies are used to deliver a much wider range of flavours and heat levels — from mild and fruity through to extremely hot.

Understanding this difference is especially important for sauce makers and food manufacturers, where flavour, heat, and consistency all play a role in the final product.

From Chillies to Chilli Paste

Whether you call them chillies or peppers, what matters most is how they are used.

In commercial food production, many manufacturers now prefer chilli paste over fresh chillies. Paste offers consistent heat, smoother texture, and easier handling — making it ideal for sauces, marinades, and large-scale production.

Learn more about chilli paste for sauce making

Final Thoughts

So while chillies have nothing to do with traditional pepper, the name has stuck for centuries thanks to a simple misunderstanding.

Today, whether you call them chillies or peppers, they remain one of the most versatile and widely used ingredients in food around the world.