2025 Listeria Workshop
Event Details
Date
August 15, 2025
Time
8:30am - 4:30pm
Location
Wallington Fire District
7863 Ridge Rd
Sodus, NY 14551
Cost
Registration : $40.00
(addl attendee $40.00 ea.)
3 people per packinghouse/business maximum
Host
Lake Ontario Fruit ProgramJoin Cornell specialists, faculty, and graduate students for an in-depth review of risk factors, best practices, and monitoring programs aimed at controlling Listeria in apple packinghouses. Lunch is included. Each packinghouse/business is permitted a maximum of three attendees.
Agenda
Morning Session: Wallington Fire District, 7863 Ridge Rd., Sodus, NY 14551
8:00 AM Registration & Refreshments
8:30 AM Welcome & Introductions - Craig Kahlke, CCE-LOF
8:45 AM Listeria in the Produce Packhouse Environment
Dr. Abby Snyder, Associate Professor, Cornell University
Teach-Back Exercise Overview
Dr. Betsy Bihn, Director, Produce Safety Alliance, Cornell University
10:00 AM Break
10:15 AM Cleaning and Sanitation
Corrective and Preventive Action (CAPA) Case Study
Calvin Slaughter, Graduate Student, Cornell University
11:15 AM Verification with Environmental Monitoring Programs
Lyle Massoia, Graduate Student, Cornell University
12:15 PM Additional Q & A
12:30 PM Lunch
1:30 PM Drive to Wayne County Fruit Sales
Afternoon Session: Wayne County Fruit Sales, 5930 Shaker Rd, North Rose, NY 14516
1:45-2:15 PM Packinghouse Tour & Description of Break-Out Sessions
Breakout Sessions (2:15-4:15 PM): 20 Minutes per activity
Case Study Identifying Listeria monocytogenes Risk Factors in Packinghouses
Lyle Massoia & Calvin Slaughter, Graduate Students, Cornell University
Teach-Back Exercise
Dr. Betsy Bihn, Director, Produce Safety Alliance, Cornell
Cleaning of Roller Brushes & Areas Adjacent to Food Contact Surfaces
Dr. Abby Snyder, Associate Professor, Cornell University
Using ATP Testing to Verify Cleaning Effectiveness
Lyle Massoia, Graduate Student, Cornell University
Sanitizer Concentration Verification
Calvin Slaughter, Graduate Student, Cornell University
Proper Cleaning of Drains
Dr. Betsy Bihn, Director, Produce Safety Alliance, Cornell University
Apples
Apricots
Asian Pears
Blueberries
Cherries
Currants
Gooseberries
Nectarines
Peaches
Pears
Plums
Raspberries / Blackberries
Strawberries
Unusual Fruit
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