That isn’t a different thing. Their mechanism for doing so is war. Corporations are making them expensive by starting and continuing wars. All wars are capitalist exploitation and a profit generating scheme. In this case the war is being fought where the chickpeas are grown though so the amount coming to market has dropped.

There are a few kind of chickpeas though, these are specifically the big round ones anglos call garbanzo beans and in hindi are called kabuli chana. Desi chickpea production hasn’t been impacted but those are smaller chickpeas. The other major source for kabuli chana is Canada.