[pes-toh] 
| a sauce typically made with basil, pine nuts, olive oil, and grated Parmesan blended together and served hot or cold over pasta, fish, or meat. |
| pes·to (pěs'tō) n. A sauce consisting of usually fresh basil, garlic, pine nuts, olive oil, and grated cheese. [Italian, from past participle of pistare, pestare, to pound; see piston.] |
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