Version: V2
Last Updated: October 2025
Review Date: October 2026
Purpose
This SOP establishes procedures for cleaning and maintaining the coffee knock box to ensure hygiene and prevent pest infestations.
Scope
Applies to all barista staff across all Little Coffee Bean Co locations.
Equipment Required
- Knock box
- Waste bin
- Cleaning brush
- Hot water
- Sanitiser solution
- Cloth
Daily Cleaning Procedure
Throughout Service
- Empty knock box when approximately 75% full
- Tap sides gently to dislodge remaining grounds
- Dispose of grounds in designated waste bin
- Wipe interior with damp cloth
End of Shift
- Empty completely and dispose of all grounds
- Rinse interior with hot water
- Scrub interior with brush to remove residual grounds and oils
- Rinse thoroughly
- Wipe exterior with damp cloth
- Dry completely
- Store in designated clean area
Weekly Deep Clean
- Soak knock box in hot water with sanitiser for 10 minutes
- Scrub all interior surfaces thoroughly
- Pay special attention to corners and seams
- Rinse multiple times with hot water
- Dry completely
- Inspect for cracks or damage
Quality Checks
- No visible grounds or residue
- Interior clean and dry
- No odours
- No cracks or damage
Safety Notes
- Ensure grounds are fully cooled before disposal
- Wear gloves when handling to avoid splinters
- Report damaged boxes immediately
Compliance
Aligns with UK Food Standards Agency pest control and hygiene guidelines.