![I opened a jar of summer truffles last year, noticed it said used within seven days of opening, are they still OK to use? I'm not sure if the truffles or something I opened a jar of summer truffles last year, noticed it said used within seven days of opening, are they still OK to use? I'm not sure if the truffles or something](https://i.redd.it/i-opened-a-jar-of-summer-truffles-last-year-noticed-it-said-v0-dsornwkqbxi91.jpg?width=3024&format=pjpg&auto=webp&s=4b0f2c3eb252cb16b1e48c34ba9fa4a4e95275d2)
I opened a jar of summer truffles last year, noticed it said used within seven days of opening, are they still OK to use? I'm not sure if the truffles or something
![Black Summer Truffle Tuber aestivum Gourmet Food Sauce Pasta with Black Olives and Parsley, Ideal for Meat, Grilled Bread, omelets, Pasta, Risotto, ... Black Summer Truffle Tuber aestivum Gourmet Food Sauce Pasta with Black Olives and Parsley, Ideal for Meat, Grilled Bread, omelets, Pasta, Risotto, ...](https://m.media-amazon.com/images/I/61RiIHfKiRL.jpg)
Black Summer Truffle Tuber aestivum Gourmet Food Sauce Pasta with Black Olives and Parsley, Ideal for Meat, Grilled Bread, omelets, Pasta, Risotto, ...
![Real Black Summer Truffles in Brine – Gourmet Truffle Seasoning for Slicing, Chopping or Shaving by InterGourmandise Real Black Summer Truffles in Brine – Gourmet Truffle Seasoning for Slicing, Chopping or Shaving by InterGourmandise](https://m.media-amazon.com/images/I/81+Sc1+8DHL._AC_UF1000,1000_QL80_.jpg)