Brewery, Winery and Craft Beverage Production

01Purpose and scope

• This manual supports the course Brewery, Winery and Craft Beverage Production. It is written as a working reference for people who make beer, wine, cider, mead, kombucha and similar craft beverages in a production setting, from a small taproom brewhouse to a bonded winery with a bottling line.
• The manual covers the main activities that turn raw materials into a finished, packaged product: planning a batch, running the process, controlling quality and safety, keeping records, and reviewing results. It does not teach recipe design in depth or fine sensory evaluation, although both affect the decisions described here. Practice differs by product, scale and licensing status, so treat the steps as a framework to adapt rather than a fixed procedure.

02Core principles

• Consistency comes from repeatable process control. Most production problems trace back to a variable that was not measured, not recorded, or changed without anyone noticing. A brewer who records mash temperature, gravity and pitching rate every batch can tell a good week from a bad one. A cellar crew that logs sulfur dioxide additions and free SO2 readings can explain why a lot tasted flat or oxidized.
• Sanitation is the foundation of almost everything else. Wild yeast, lactic acid bacteria, acetobacter and spoilage organisms can ruin a tank in a few days, and they rarely announce themselves early. Clean-in-place cycles, drain and valve inspections, and surface swabbing are routine work, not optional extras. Equipment that is hard to clean is a design problem, and it should be flagged as one.
• Raw materials vary. Malt moisture, hop alpha acid, grape sugar and acidity, and fruit ripeness all change from one delivery to the next. Good operators test incoming materials, adjust process targets when the inputs shift, and avoid treating a supplier certificate as a substitute for their own checks.

03Planning and preparation

• Start each batch or vintage with a written production plan. The plan names the product, target volume, expected original and final gravity or Brix, target pH, yeast or culture, hop or oak schedule, packaging format, and the date windows for each stage. Plans that include a clear hold point, such as a go or no-go check before packaging, prevent most avoidable waste.
• Confirm capacity before committing. Count the fermentation vessels that are clean and free, the brite tanks, the filter, the keg or can line, and the cold storage that will be needed. A common planning error is scheduling a second batch into a tank that is still occupied by a product awaiting a lab result. Build buffer time between stages, especially for cold crashing, clarification and carbonation, since these often run longer than expected.
• Prepare materials and equipment. Verify that sanitizer concentrations are mixed and tested, that calibrated thermometers, hydrometers or refractometers, pH meters and dissolved oxygen meters are working and within calibration, and that the cleaning log is current. Confirm that any ingredient additions requiring weighing or dosing have been checked against the recipe and a second person has initialed the sheet where your facility uses two-person verification.
• Confirm licensing and labeling requirements before production. In the United States, federal permits, label approvals and excise tax obligations are administered by the Alcohol and Tobacco Tax and Trade Bureau, and state and local agencies impose additional licensing rules. Requirements differ widely by country, state and product type, so check the current authoritative source for your location and do not rely on a previous batch's paperwork.

04Recommended workflow

1. 1
   : Receive and inspect raw materials. Record supplier, lot number, quantity, condition and receipt date. Sample malt, grain, hops, juice, fruit or additives for the tests your process requires, such as moisture, alpha acid, Brix, titratable acidity or microbial screening. Quarantine anything that fails and document the disposition.
2. 2
   : Prepare the brewhouse or cellar. Complete cleaning and sanitizing of all vessels, hoses, fittings and transfer lines before the batch starts. Verify sanitizer residue or rinse water quality where your procedure calls for it. Record the cleaning cycle and any deviations.
3. 3
   : Run the primary process. In brewing, this means milling, mashing, lautering, boiling and whirlpool, with gravity, temperature, pH and volume readings at set points. In winemaking, it means crushing and destemming, adjusting sugar, acid and sulfur dioxide, inoculating or allowing native fermentation, and punching down or pumping over the cap at scheduled intervals. Log every reading with time, initials and the instrument used.
4. 4
   : Ferment and monitor. Track gravity or Brix, temperature, pH, and for wine, free sulfur dioxide and volatile acidity, at a frequency set in the plan. Investigate stalled or unusually fast fermentations early, because the cause is often temperature, nutrient deficiency, or contamination. Make adjustments only with a recorded reason.
5. 5
   : Condition, clarify and blend. Cold crash, fine, filter, rack, age on wood or stainless, or blend lots as the product requires. Document every addition, including dose, time and lot. Taste and lab-check each lot before blending, and keep blend recipes so that a future batch can be reproduced.
6. 6
   : Package and carbonate. Check dissolved oxygen and carbonation levels before filling, confirm fill volume and headspace, verify closure integrity and label accuracy, and record line speed and rejects. Run a few units through a visual and weight check at the start of each run and at intervals thereafter.
7. 7
   : Release and store. Review the complete batch record, compare final results against the specification, and obtain authorization from the person responsible for release. Store packaged product at the temperature the product requires, rotate stock by date, and keep retained samples for the period your quality program specifies.

05Quality checks, risk controls and compliance

• Quality checks should be built into the process rather than added at the end. Common in-process checks include gravity or Brix trends, pH, temperature logs, sensory checks at defined points, microbial plating or rapid testing where available, and dissolved oxygen and free SO2 readings for wine and packaged beer. Set action limits in advance, so that a reading outside range triggers a defined response instead of a discussion.
• Hazard analysis is a useful discipline even in small facilities. Walk through each step and ask what could contaminate the product, what could make it unsafe, and what control prevents it. Typical hazards include microbial contamination from unclean equipment, cleaning chemical residues, undeclared allergens such as milk, wheat, tree nuts or sulfites in finished labels, pressure hazards in carbonated packaging, and gas hazards from carbon dioxide in enclosed cellars. Record the control, who is responsible for it, and how it is verified.
• Allergen management and labeling need particular care. A single shared line that runs a product with a declared allergen and a product without one must be controlled through cleaning verification and labeling review. Label claims, such as alcohol content, origin or organic status, have rules that depend on the jurisdiction and the product category. Verify them against the current regulations and the approval process for your location.
• Workplace safety deserves the same attention as product safety. Carbon dioxide and nitrogen can accumulate in cellars and fermentation rooms, so gas monitoring and ventilation are important. Hot wort, boiling kettles, caustic cleaning agents, forklifts and pressurized vessels cause frequent injuries. Follow your local occupational safety rules and the equipment manufacturer's guidance.
• This manual does not replace qualified professional judgment, approved procedures or required authorization. Alcohol production is regulated, and tax, permit, labeling and food safety obligations depend on where you operate. Consult your licensing authority, a qualified food safety professional, or a regulatory advisor before making decisions that carry legal or safety consequences.

06Collaboration and documentation

• Production involves a team of brewers or winemakers, cellar staff, packaging crews, quality personnel, sales and taproom staff, and in many cases an owner or general manager who authorizes release. Each role should have a named responsibility for specific records and decisions. When a person changes shifts or leaves, the next person should be able to read the batch record and understand what happened.
• Batch records are the core document. A complete record includes the production plan, raw material receipts, process logs, lab results, additions, transfers, tank identifiers, packaging run sheets, deviations and corrective actions, and the release decision. Many facilities use a production management software package, a spreadsheet, or paper logs. The tool matters less than consistency, legibility and the ability to retrieve a record quickly during a recall or customer complaint.
• Coordinate with sales and distribution early. Packaging deadlines, label approvals, and distributor orders set the timing for release. A brewery that promises a seasonal release date without confirming packaging capacity will be tempted to shortcut quality checks. Agree on a process for communicating holds, shortages and quality issues to customers and staff.
• Handle deviations openly. When a reading falls outside target, note it, assess the risk, decide on the action, and record the outcome. Blaming individuals for honest deviations discourages reporting and leads to hidden problems. A short, factual review after a significant event is usually more useful than a long investigation that nobody reads.

07Measures and continuous improvement

• Track a small set of indicators that reflect actual performance. Useful measures include batch yield against planned volume, percentage of batches released on schedule, rate of batches with out-of-range readings, number of packaging rejects per run, frequency of sanitation failures found in swab tests, and the number of customer complaints traced to production causes. Review these monthly or per vintage, and avoid adding measures that no one acts on.
• Use the data to change one thing at a time. If packaging rejects rise, check whether the cause is seal wear, fill height drift or a change in incoming bottles. If fermentations stall more often in a particular season, look at temperature control, yeast handling and nutrient additions before changing the recipe. Track whether the change helped.
• Periodic internal reviews help catch drift. Audit a sample of batch records against the procedure, verify instrument calibration schedules, and walk through sanitation with fresh eyes. Share lessons in a short meeting after each major batch or vintage, and update procedures when a lesson becomes a standing practice.

08Common mistakes and how to prevent them

• Skipping or rushing sanitation is the most damaging mistake. The cost of a few extra minutes at the cleaning station is far lower than the cost of a contaminated tank. Make cleaning a scheduled task with a sign-off, and check the result with swabs or rinse tests rather than assuming it worked.
• Uncalibrated instruments cause hidden errors. A hydrometer that reads two points off will shift every gravity-based decision, and a pH meter that drifts can lead to the wrong sulfur dioxide dose. Calibrate against reference standards on a set schedule and record each calibration.
• Unrecorded additions create problems later. A cellar worker who adds a dose of sulfur dioxide without logging it may cause a later lab result to look unexplained. Require a log entry at the time of addition, not at the end of the shift.
• Changing a recipe without updating the specification causes inconsistency. When a supplier changes a hop variety or a malt lot, check the effect on the target before the batch. Update the plan and tell the packaging crew.
• Ignoring packaging variation is another common error. Fill levels, carbonation and closure torque all affect shelf life and customer experience. Sample regularly during the run, not only at the start.

09Practical checklist

• Confirm licensing, tax and label approvals for the product and location before production starts.
• Verify that the production plan includes targets, hold points and responsible roles.
• Inspect and sample incoming raw materials, and record lot numbers and dispositions.
• Complete and record cleaning and sanitizing of all vessels, hoses and transfer lines.
• Calibrate or verify gravity, pH, temperature and dissolved oxygen instruments before use.
• Log every process reading, addition and transfer with time, initials and tank identifier.
• Compare in-process results against action limits and record any deviation with its response.
• Check packaged product for fill volume, closure integrity, carbonation and label accuracy.
• Review the complete batch record and obtain authorized release before shipping.
• Review key indicators on a set schedule and document one improvement action at a time.

★Learning sources

• Micro Degree: Brewery, Winery and Craft Beverage Production
• Micro Degree: Customer Service Excellence
• Micro Degree: Corporate Travel Management
• Micro Degree: Hotel Technology Management