Graham FisherBy Graham Fisher

Updated November 2026

An all grain homebrew starter kit gives you everything you need to turn raw malted barley into beer from scratch, skipping the malt extract that most first-timers begin with. This guide walks through what the kit should include, how a basic brew day runs, and the mistakes that trip up new all-grain brewers. By the end, you will know how to pick a kit that fits your budget and how to run your first mash, boil and fermentation without guesswork.

What to Look for in an All Grain Starter Kit

Most all-grain starter setups fall into two camps. The first is a true all-grain system with a mash tun, a boil kettle and a way to chill wort quickly. The second is a brew-in-a-bag (BIAB) setup, where the grain sits in a fine mesh bag inside one large kettle. BIAB is the easier entry point because it needs less hardware and fewer transfers. A full three-vessel system gives more control but takes more space and money.

Shopping for one? See our guide: 7 Best All Grain Homebrew Kit Picks for 2026.

Check that the kit includes a sanitizer you can actually use, a fermenter with an airlock, a hydrometer, and a thermometer accurate enough to read mash temperatures within a degree or two. Used kettles and coolers from flea markets can work well, but confirm the kettle holds at least 1.5 times your target batch volume so you have room for boil-off and headspace.

Step-by-Step: Your First All-Grain Brew Day

A typical five-gallon batch follows a clear sequence. Plan for about five to six hours from setup to cleanup on your first day.

  1. Heat roughly 3 quarts of strike water per pound of grain to about 10 degrees above your target mash temperature, usually 152 to 154°F for a balanced beer.
  2. Add crushed grain to the mash vessel, stir to remove dry clumps, and confirm the mash settles at your target temperature.
  3. Hold the mash for 60 minutes, checking the temperature every 15 minutes and adding small amounts of hot water if it drops.
  4. Lift the grain bag or drain the mash tun, then sparge with 170°F water to rinse out remaining sugars.
  5. Bring the collected wort to a boil, usually 60 minutes, adding hops at the times specified in your recipe.
  6. Chill the wort to around 65 to 70°F as fast as possible, then transfer to a sanitized fermenter and pitch yeast.

Measuring Gravity Before You Ferment

Take a hydrometer reading before pitching yeast. Record the original gravity so you can calculate alcohol content later and confirm fermentation finished when the reading stops changing over two or three days.

Common Mistakes to Avoid

  • Skipping a mash temperature check, which often leads to thin or overly sweet beer.
  • Using a kettle that is too small, causing a boilover that wastes wort and makes a mess.
  • Pitching yeast into wort still above 80°F, which can stress the yeast and add off-flavors.
  • Under-sanitizing equipment that touches cooled wort. Anything that contacts it after the boil needs sanitizing.
  • Bottling before fermentation finishes. Confirm stable gravity first.

A reliable digital thermometer makes mash temperature control far easier than a dial model, especially during the first few batches.

A wort chiller shortens the time your cooled wort spends in the danger zone for infection, which matters a great deal for all-grain beer.

A fine mesh grain bag is the simplest way to start BIAB brewing without buying a full mash tun. View on Amazon

FAQ

Do I need a mash tun to brew all grain?

No. Brew-in-a-bag setups let you mash and lauter in a single kettle, which is why many beginners start there. A dedicated mash tun gives more control over temperature and runoff but is not required.

How much grain do I need for a five-gallon batch?

Most standard-strength beers use roughly 9 to 12 pounds of base malt for five gallons, depending on the target gravity. Your recipe will specify the exact amount.

Is all-grain brewing much harder than extract brewing?

It takes longer and asks for more temperature control, but the steps are straightforward once you have done one batch. Many brewers find the extra control worth the added time.

Conclusion

An all grain homebrew starter kit gives you full control over your beer from the first mash to the final pour. Start with a BIAB setup if space or budget is tight, and check your temperatures closely on the first few batches. Once you are comfortable with the process, you can expand into a larger system.

Ready to choose one?

Graham Fisher

About Graham Fisher

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