Tamarind paste is the pulp that surrounds the seeds of the tamarind pod. Some uses for the pulp include making tamarind drinks such as agua de tamarindo, or it is used in Thai cooking for making a traditional sour soup. Also, read about tamarind pods.
Look for tamarind paste in most any Asian or Mexican grocery store. You may also find it in a good well-stocked grocery store in the ethnic foods section. Otherwise, you can purchase it online from numerous sources including Amazon.com. Organic Tamarind Paste
If you don't have tamarind paste, you can substitute, per tablespoon needed:
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