Free images results:
 

Onion pictures, stock photos and images

 
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Onions Royalty Free Stock Photography
Author: Red2000
Onions Stock Image
Author: Suti
Mushrooms Stock Image
Author: Meg380
Harvest Royalty Free Stock Images
Author: Akivi33
Harvest Royalty Free Stock Photos
Author: Akivi33
 
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Also, here are some commercial RF-licensed images that match your search criteria:  
Onion jam Stock Photography
Author: Wiktory
Onion jam Stock Photography
Author: Wiktory