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Pickles, chutneys & ferments · practical process guide

How to fill and pack onion chutney in wide-neck bottles

A practical route from product preparation and container handling through filling, closing, labelling, coding and distribution.

Best starting point

Onion Chutney is a viscous product containing pieces, fibres, seeds or suspended solids that needs an unrestricted product path. For wide-neck bottles, begin with a large-port piston, lobe, rotor or progressive-cavity filler and prove the complete process using production samples.

A practical production route

Use the eight stages below to compare the complete route for your product, from preparation and pack handling through to dispatch. For onion chutney, the critical issues are bridging, blocked check valves, settling, damaged inclusions and variable piece count.

1

Define the product window

Measure the production range for onion chutney: fill volume or weight, density, viscosity or flowability, temperature, largest inclusion, foam, chemistry and shelf-life process. Select equipment against the worst case, not the easiest sample.

2

Prepare and feed consistently

Prepare onion chutney to a repeatable specification and supply the filler through an agitated hopper or vessel that keeps inclusions evenly distributed. Control batch-to-batch variation and avoid long, restrictive or difficult-to-clean pipework.

3

Apply the required treatment

Keep the solids or inclusions in onion chutney evenly distributed with suitable agitation or recirculation. Confirm the largest particle can pass every valve, hose and nozzle.

4

Prepare the empty pack

Inspect empty wide-neck bottles for damage, contamination and dimensional variation. Rinse, air-clean or sterilise only where the product risk assessment and packaging specification require it.

5

Fill accurately and cleanly

Use a large-port piston, lobe, rotor or progressive-cavity filler. Size valves, hoses and nozzles around the largest inclusion and avoid shear damage. Set the nozzle and container handling so the outside of the wide-neck bottles remains clean for closing and labelling.

6

Close or seal the pack

Apply screw or dispensing caps with repeatable torque or force. Include cap/closure presence detection and a routine check of opening performance, leakage and tamper evidence.

7

Label, code and verify

Apply wrap-around, front-and-back, top or tamper-evident labels as required by the wide-neck bottles. Add batch/date coding and use vision or barcode checks where label mix-up is a material risk.

8

Inspect and pack for distribution

Check fill quantity, pack integrity, code and presentation before accumulating or case packing. Confirm the finished wide-neck bottles survives handling, sleeve wrapping, case packing, palletisation and transport.

Equipment options for onion chutney

These machine types provide an initial route. Dose range, contact materials, output, utilities, change parts and controls should be agreed after a representative product and pack trial.

Rotor-pump filler with mixing hopperRecommended filling route

Rotor-pump filler with mixing hopper

A practical starting point for onion chutney: large-port piston, lobe, rotor or progressive-cavity filler with product-specific contact parts and controls.

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Automatic closure applicationClosing and sealing

Automatic closure application

Apply and tighten screw or dispensing caps with controlled torque, force or position.

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Automatic labelling systemLabelling and coding

Automatic labelling system

Apply labels and traceability data to wide-neck bottles, with inspection where mix-up risk justifies it.

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Engineering, safety and quality controls

Product behaviour

Test viscosity, density, foaming, particle size or flowability using production-representative onion chutney. Size valves, hoses and nozzles around the largest inclusion and avoid shear damage.

Operator protection

Guard access to moving tooling and control exposure to onion chutney. Address bridging, blocked check valves, settling, damaged inclusions and variable piece count in the machinery and process risk assessment.

Cleaning and changeover

Plan for tool-free access to large-bore valves and dead-leg-free product routes. Confirm recovery, flushing, allergen or chemical segregation and safe disposal before purchase.

Pack validation

Run the actual wide-neck bottles and screw or dispensing caps through filling, closing, labelling and transit tests. Supplier drawings alone do not show real production variation.

Selecting equipment by weekly throughput

Weekly volumeTypical equipment levelPlanning approach
Under 500Desktop or manual-assistPrioritise low changeover time, flexible tooling and safe repeatability.
500–2,000Compact semi-automaticSeparate filler, closer and labeller can provide a practical step up without a full conveyor line.
2,000–10,000Two-head or compact inlineUse controlled product feed, powered conveyors and automatic closing or labelling where labour is the constraint.
10,000+Multi-head automatic lineBalance every station, include accumulation and specify inspection, rejection and end-of-line handling.

Prove the line with your product and packaging

The most useful test uses the final onion chutney, wide-neck bottles, screw or dispensing caps, label and code. Include the most difficult size or formulation, not only the easiest product.

Discuss this application

Common questions about filling onion chutney

What filling machine is best for onion chutney?

A large-port piston, lobe, rotor or progressive-cavity filler is the usual starting point because onion chutney behaves as a viscous product containing pieces, fibres, seeds or suspended solids that needs an unrestricted product path. The actual choice depends on dose, temperature, inclusions, required accuracy, cleaning regime and output.

Can onion chutney be filled into wide-neck bottles?

Yes, provided the wide-neck bottles, screw or dispensing caps and product are compatible. Test dimensional variation, fill temperature, headspace, leakage, closure performance, label adhesion and distribution before specifying the line.

Should onion chutney be filled hot or cold?

Onion Chutney is commonly handled with controlled to preserve both flow and particulate integrity. The final temperature must come from the validated formulation, preservation method, pack material and closure process.

How do you prevent pieces settling in onion chutney?

Use an agitated vessel or hopper, minimise stagnant pipework and select large-bore valves and nozzles based on the largest inclusion. Prove both dose weight and piece distribution.

How should wide-neck bottles be closed after filling onion chutney?

Apply screw or dispensing caps with repeatable torque or force. Include cap/closure presence detection and a routine check of opening performance, leakage and tamper evidence.

What output can a onion chutney filling line achieve?

Output depends on dose size, pack handling, fill time, closure method, cleaning and operator loading. As a planning guide: desktop equipment suits under 500 packs/week, compact systems 500–2,000, two-head lines 2,000–10,000 and multi-head systems 10,000+.

What samples are needed to test onion chutney?

Supply representative onion chutney, the complete wide-neck bottles, screw or dispensing caps, labels and any coding specification. Include the full product range, especially the highest viscosity, largest inclusion or most difficult pack size.

Calculate, compare and de-risk the application

Turn the onion chutney and wide-neck bottles route into a testable specification.

Use the resources below to challenge output, product behaviour, pack handling and project evidence before final equipment selection.

Application guidance updated 2026-09-01 · Generated from the product-behaviour and pack-format rules described in the guidance method. Final selection requires representative samples and project review.
Ready to specify your production line?

Send your product, pack sizes and target output to Lancing.

The team can review the full route from product feed and filling through closing, labelling, coding and end-of-line handling.

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Technical planning note · Updated 2026-09-01
This guidance should be confirmed with the real product, complete pack, sustained-output target, cleaning method and site risk assessment. Read how the guidance is produced.