The most common and most likely answer to this crossword clue is the 8 letter word GARBANZO
I've seen this crossword clue in Financial Times
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More clues leading to the result GARBANZO
Buddy explains!

The straight part
We know that "chickpeas" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case chickpeas = garbanzo.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 GARBANZO mean?
GARBANZO noun- An edible pulse, Cicer arietinum, of the family Leguminosae or Fabaceae and subfamilies Faboideae or Papilionoideae, with white or purple-blue flowers and small feathery leaves on both sides of the stem and pods containing two to three peas.
- A seed of this plant; the chickpea.