Caleb MorganBy Caleb Morgan

Updated November 2026

A brewsy wine making kit gives you everything needed to turn grape concentrate or juice into drinkable wine in roughly four to six weeks of active work. This guide walks you through setup, sanitizing, fermentation, clearing, and bottling, so you can finish a first batch without guessing at each stage. Along the way you will also learn which mistakes tend to ruin beginner batches and how to avoid them.

What Comes in a Typical Brewsy Wine Making Kit

Kits vary by manufacturer and by the specific wine style, so check your packing list against the items below before you start. Most starter kits include a wine ingredient pack, yeast, and a few pieces of basic equipment. Some also include a hydrometer, a fining agent, and labels.

Shopping for one? See our guide: Red Wine Vinegar Making Kit vs Crock Method: Which Is Better for Beginners?.

  • Juice concentrate or grape must, usually in a sealed bag or can
  • Wine yeast packet, often a dry strain matched to the style
  • Fining agent, sometimes called clearing agent (commonly bentonite or a kieselsol-type product)
  • Potassium metabisulfite (campden tablets or powder) for sanitizing and stabilizing
  • Instructions and sometimes a hydrometer or test jar

If your kit lacks any of these, you can buy them separately. The hydrometer in particular is worth having, because it is the only reliable way to know when fermentation is finished.

Gather Your Equipment Before You Open the Kit

Winemaking goes faster and cleaner when everything is on the counter before the first step. Most beginners need the following tools in addition to the kit contents:

  • A food-grade fermenter bucket, typically 6 to 7.9 gallons, with a lid and airlock
  • A carboy (glass or plastic), usually 1 to 6 gallons, for secondary fermentation
  • A racking cane and length of food-grade tubing
  • A sanitizer such as a no-rinse acid-based product
  • A large spoon or paddle, sanitized
  • Bottles, corks or screw caps, and a floor corker if using corks
  • A thermometer and a notebook for recording gravity readings

Keep your equipment sorted into two groups: things that touch the wine after sanitizing, and everything else. This prevents accidental contamination when you reach for a utensil mid-batch.

Step 1: Sanitize Everything That Touches the Wine

Sanitation is the step beginners rush most often, and it is the step that matters most. Wild bacteria and yeast can turn a good batch sour or vinegary within days.

  1. Mix your sanitizer according to the label. Acid-based no-rinse sanitizers typically require only a short contact time, while chlorine-based products need more.
  2. Fill the fermenter bucket with sanitizer solution, then soak the lid, airlock, spoon, racking cane, and tubing.
  3. Drain well, but do not rinse with tap water after using no-rinse sanitizer. Tap water can reintroduce contaminants.
  4. Let items air-dry on a clean towel, not a dish rack that other people use.

Step 2: Prepare the Must

The must is the mixture of juice, concentrate, and water that yeast will ferment. Follow the kit’s dilution instructions exactly, since the sugar and acid balance depends on the ratio.

  1. Warm a portion of water to the temperature the instructions specify, usually in the range of 70 to 80 degrees Fahrenheit, to help the concentrate dissolve.
  2. Pour the concentrate into the fermenter and stir until dissolved.
  3. Add the remaining water to reach your target volume, commonly five gallons for a standard batch.
  4. Add the sugar or adjuncts if the instructions call for them, and stir thoroughly.
  5. Take a hydrometer reading. Record the original gravity (OG) in your notebook. Most juice kits land between about 1.085 and 1.100, but use your kit’s stated range.

Step 3: Add Sulfites and Wait Before Pitching Yeast

Many kits call for potassium metabisulfite at this stage. It suppresses wild microbes so your chosen yeast dominates. Add the dose the kit specifies, stir, and wait the recommended period before adding yeast, often 12 to 24 hours. Pitching yeast too soon can cause it to be inhibited.

Step 4: Primary Fermentation

Once the must has rested, rehydrate the yeast if the packet calls for it, then stir it into the must. Seal the fermenter, fit the airlock partially filled with water or sanitizer, and store it at the temperature range printed on the yeast packet. Many dry wine yeasts ferment well between about 60 and 75 degrees Fahrenheit.

You should see bubbling in the airlock within 24 to 48 hours. Primary fermentation usually takes five to seven days, though this varies. Keep the lid sealed except when taking readings. Each time you open the fermenter, you risk contamination, so limit how often you do it.

Step 5: Secondary Fermentation and Racking

When airlock activity slows to a bubble every minute or more, take another hydrometer reading. When the gravity holds steady across two readings a few days apart and sits near 0.990 or below, fermentation is complete.

Next, rack the wine off the sediment, called lees, into a sanitized carboy. Siphon gently with the tubing so you do not splash air into the wine. Top up the carboy to within an inch or two of the bung, using a small amount of wine of the same kind if you have it, or a sanitized marble or water-filled bag to reduce headspace.

Let the wine sit in secondary for several weeks. Rack again if a heavy layer of sediment forms. Two or three rackings over a few months usually produce clearer wine.

Step 6: Clear, Stabilize, and Sweeten If Needed

If your wine remains cloudy, add the fining agent at the dose and time the instructions specify, then rack off the sediment after it settles. Stabilizing with potassium sorbate and metabisulfite before back-sweetening prevents refermentation in the bottle. Skip this step if your wine is fully dry, since there is no residual sugar to restart fermentation.

Step 7: Bottle and Age

Sanitize your bottles, siphon the wine into them, and leave about half an inch of headspace. Cork or cap them. Store bottles upright for a few days if you used corks, then on their sides in a cool, dark place. Many kit wines taste better after two to three months of bottle aging, though a few improve for longer.

Common Mistakes to Avoid

  • Skipping sanitation. Even a small cleaning shortcut can lead to off-flavors or a spoiled batch.
  • Rinsing with tap water after no-rinse sanitizer. This reintroduces contaminants.
  • Opening the fermenter too often. Each opening invites airborne microbes and oxidation.
  • Racking too early. Racking before fermentation finishes can stall the yeast.
  • Bottling before fermentation is complete. Pressure can build and bottles may break.
  • Guessing at temperatures. Yeast performance depends on temperature. Use a thermometer and keep the fermenter in a stable spot away from heaters and direct sun.

Tips for Better Results

  • Keep a brew log with dates, gravity readings, temperatures, and any additions. It makes troubleshooting easier.
  • Let the wine age longer than you think you need. Patience improves most kit wines noticeably.
  • Use the same brand of sanitizer throughout a batch to keep things consistent.
  • Label bottles with the batch date and style so you can track how the wine develops.

These are common additions that help beginners work more cleanly and with less guesswork. Check compatibility with your kit before buying.

  • Fermenter bucket with lid and airlock: A food-grade bucket with a sealed lid gives you a controlled primary fermentation space. View on Amazon
  • Hydrometer and test jar: Gravity readings are the only reliable way to confirm fermentation is complete. View on Amazon
  • No-rinse sanitizer: An acid-based sanitizer saves time because it does not require rinsing. View on Amazon
  • Racking cane and tubing: A rigid racking cane with food-grade tubing lets you siphon without disturbing the sediment. View on Amazon

FAQ

How long does a brewsy wine making kit take from start to finish?

Most kits take about four to six weeks of active processing, plus several more weeks to months of bottle aging for the best flavor. Exact timing depends on the wine style and fermentation temperature.

Do I need to add sugar to my kit?

Only if the instructions say so. Many kits are already balanced. Adding sugar without a gravity reading can push alcohol too high or cause stuck fermentation.

How do I know when fermentation is finished?

Take hydrometer readings a few days apart. When the gravity stays steady and is near 0.990 or lower, fermentation is complete.

What if my airlock is not bubbling?

Check that the lid is sealed and the airlock contains liquid to the correct level. Bubbling can stop once fermentation slows, even when it is still working. Rely on hydrometer readings rather than airlock activity alone.

Can I reuse the fermenter bucket for another batch?

Yes, after thorough cleaning and sanitizing. Scrub away any residue, then sanitize before the next use.

Why is my wine cloudy?

Cloudiness is common in young wine and usually clears with time, racking, and fining. Persistent haze may come from protein or pectin haze, which fining agents can address.

Is it safe to drink homemade wine?

Properly sanitized and fully fermented wine is generally safe. If you notice mold, a foul smell, or a vinegar odor, discard the batch. If you have questions about sulfite sensitivity or health concerns, consult a healthcare professional.

Can I make a different wine style with the same equipment?

Yes. The equipment is largely the same across styles, though yeast strains, fermentation temperatures, and aging times differ.

Conclusion

A brewsy wine making kit is a practical way to learn winemaking one stage at a time. Sanitize carefully, read your gravity, rack gently, and give the wine time to clear and age. Keep notes on each batch, and your next one will go more smoothly than your first.

Ready to choose one?

Caleb Morgan

About Caleb Morgan

Caleb Morgan is part of our editorial team and reviews and edits our home brewing guides, checking product details against manufacturer specifications and owner feedback.