The most common and most likely answer to this crossword clue is the 6 plus 3 letter word HERBAL TEA
H
E
R
B
A
L
T
E
A
More clues leading to the result HERBAL TEA
- Lab heater running to produce hot infusion
- Basil, maybe, on a meadow grabs time for refreshing drink
- Latvian present’s wrapped, a decoction
- With ale, the bar provided healthy drink
- Welcoming European, present a peppermint, perhaps
- In lab, heater brewed liquid concoction
- Breathe erratically when swallowing a large hot drink
- The lady has a table spread, offering drink
- Infusion mixed at heel bar
- Two little boys steal inside for a drink
Buddy explains!

The straight part
We know that "hot infusion" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case hot infusion = herbal tea.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.