how long can opened ranch dressing be at room temperature
MPa, 3 min) ranch dressing during 2 wk of storage at 26 â¦C. Simi-. larly, no yeast colonies were recovered during the same storage pe-. riod from T. delbrueckii-inoculated dressing that was treated with. 400 or 600 MPa for 3 min; however, when ranch dressing was con-.