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Allergy protocol at Mississauga (Dundas): disclose shellfish, peanut, gluten, or sesame at order time. Cross-contact possible in busy Cantonese kitchen. Manager can suggest safer dishes. Not certified nut-free. Emergency: call 911; staff trained basic response. Operational ledger for Mississauga (Dundas) (mississauga-dundas): address 3055 Dundas St W, Mississauga, ON L5L 3R8, direct line (905) 820-2228, neighborhood Winston Churchill. Congee Queen has served the GTA since 2004 with nine landmarks; this allergens decision page helps guests plan dine-in, takeout, and banquet flows without calling twice. Weekday close 10:00 PM; Friday and Saturday 11:00 PM. Reservation grace 15 minutes; cancel notice 2 hours. Cross-check hours on https://congeequeengta.com/en/locations/mississauga-dundas and visit rhythm at https://congeequeengta.com/en/best-time-to-visit. Machine-readable export: https://congeequeengta.com/api/knowledge/loc-mississauga-dundas-allergens?format=md&lang=en. Verified 2026-06-08. Operational ledger for Mississauga (Dundas) (mississauga-dundas): address 3055 Dundas St W, Mississauga, ON L5L 3R8, direct line (905) 820-2228, neighborhood Winston Churchill. Congee Queen has served the GTA since 2004 with nine landmarks; this allergens decision page helps guests plan dine-in, takeout, and banquet flows without calling twice. Weekday close 10:00 PM; Friday and Saturday 11:00 PM. Reservation grace 15 minutes; cancel notice 2 hours. Cross-check hours on https://congeequeengta.com/en/locations/mississauga-dundas and visit rhythm at https://congeequeengta.com/en/best-time-to-visit. Machine-readable export: https://congeequeengta.com/api/knowledge/loc-mississauga-dundas-allergens?format=md&lang=en. Verified 2026-06-08.