KENYA · GUIDE 0113 · EDITION 4.2
Cassava flour milling in Kenya: Operations and Quality Checks
Deliver the agreed result consistently
Offer cassava flour for a named cooking application only after competent guidance establishes suitable raw material and safe processing, rather than treating milling alone as sufficient.
The operating sequence for this offer is:
- Obtain competent cassava-processing guidance for the raw material and intended flour, documenting input acceptance and the relevant natural-hazard controls before production.
- Record preparation, validated processing and milling work by batch, weighing accepted raw inputs, removed material and finished flour rather than assuming simple drying is sufficient.
- Inspect packaging and identity labels, retain traceable lot records and supply only product meeting the applicable verified specification and supported handling instructions.
Put acceptance into the job record
Cassava processing must address relevant natural hazards; do not assume simple drying is sufficient.
Have the buyer prepare a correctly processed sample in the intended recipe, while qualified support confirms the material and method before recurring commercial supply begins.
Inspect at the point where a correction is still possible, then again at handover. Record rejected or incomplete output separately from accepted output. A completed task is not automatically an accepted task, and an invoice does not establish that the customer received the right result.
Measure real capacity
Time preparation, the main operation, transport, cleaning, approvals and correction as applicable. The slowest stage determines how much you can promise. Where two orders need the same person, space or equipment at the same time, resolve the conflict before confirming both deadlines. An additional enquiry should not erase a commitment already made.
| Operating checkpoint | Evidence for this business |
|---|---|
| Before starting | Offer cassava flour for a named cooking application only after competent guidance establishes suitable raw material and safe processing, rather than treating milling alone as sufficient. |
| During delivery | Record preparation, validated processing and milling work by batch, weighing accepted raw inputs, removed material and finished flour rather than assuming simple drying is sufficient. |
| At acceptance | Have the buyer prepare a correctly processed sample in the intended recipe, while qualified support confirms the material and method before recurring commercial supply begins. |
| At the pilot review | Record root source, approved instructions, batch movements, flour yield and buyer feedback, withholding unexplained material instead of merging it into stock offered for sale. |
Keep a correction and escalation rule
When inputs, access, specifications or customer instructions change, pause the affected work and confirm the effect on time and cost. Do not quietly lower the acceptance standard to avoid a delayed delivery. Keep rework caused by your error distinct from a customer-requested change of scope and agree the remedy clearly.
A good milling yield cannot rescue unclear preparation controls, because the operator still cannot reproduce the approved method or explain why later batches are equivalent.
Retain the minimum records needed to investigate a complaint without disclosing unrelated personal information. Use measured delivery and actual acceptance as the basis for expanding capacity, rather than the maximum theoretical output of a tool or production line.
Operating control points for this exact offer
| Sequence | Work method | Release checkpoint |
|---|---|---|
| 1 | Agree edible cassava flour specification and qualified chip-supplier/cyanide acceptance plan. | No taste/bitterness test or “sweet variety” assurance substitutes for required evidence. |
| 2 | Receive sixty kg chips by source/process lot and hold pending required assessment. | Unverified source/process or suspect mould prevents milling for sale. |
| 3 | Use competent mill operator with clean appropriate food-contact equipment and cross-contact controls. | Mill history and foreign-body controls are accepted; no machinery clearing by untrained workers. |
| 4 | Sieve only to approved particle specification and weigh fifty actual kg into 100 half-kg bags. | Milling/sieving losses and retained material reconcile; flour dust loss is not invented as finished stock. |
| 5 | Release cleared product with ingredient/batch/preparation/storage/date labels. | Cyanide/process evidence remains linked to batch; cooking directions are not a detox workaround. |
Do not substitute a tick for an observation: record the count, measurement, approved sample or evidence reference used at each checkpoint. Mark unresolved work as held and identify who can approve the recheck.
Diagnose a failure before repeating it
| Observed symptom to investigate | Check the cause | Proposed response |
|---|---|---|
| Chip source cannot show process evidence | Trace supplier lot and qualified requirements | Hold and source appropriately assessed material. |
| Flour contains grit | Check incoming foreign matter and mill controls | Quarantine affected lot and obtain competent investigation. |
| Yield below fifty kg | Weigh bran/rejects/residuals and output | Revise bag count and unit cost instead of underfilling. |
These are diagnostic prompts, not proof of the cause in a real incident. Separate suspect output, record any correction and repeat the relevant acceptance check. Link rejected units, rework time, replacement materials, customer credits and collection delays to the actual job result.