The most common and most likely answer to this crossword clue is the 7 letter word TABASCO
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More clues leading to the result TABASCO
- Label as cold nothing that's hot!
- Hot sauce, like cold, served in fancy boat
- A billion tacos cooked with this condiment?
- A small company added to bill for sauce
- Pancake with some basil filling and pepper sauce
- Pill getting cold in a very hot sauce
- Scholars tucked into pancake with sauce
- Mexican crisp filled with first of beans, as in Mexican state
- Sailor taken by stormy coast in Mexican state
- Sauce from South Africa; cricketer set up company
Buddy explains!

The straight part
We know that "that's hot" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case that's hot = tabasco.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does TABASCO mean?
TABASCO noun- A spicy pepper sauce made from tabasco pepper (a chili pepper) with the addition of vinegar and salt.
- A tabasco pepper.