Fermenting Fantastic Food

Fermentation Basics – Ginger Beer

I just stirred, so there aren’t a ton of bubbles. Once strained, this ginger bug will yield an intensely flavored and fizzy drink.

Foodwise, we mostly had communal meals of ridiculously expensive but wonderfully-prepared pasta (no one was gluten-free in those days), but a couple times we ventured to solid, cheap local spots on our own and tried some knockout dishes.  Fungi, which is not a mushroom but a kind of delicious mush made from cornmeal, sorrel and, of course, the “real” ginger beer were the stand-out menu items.  My immediate reaction was, “I have to learn how to make this stuff!”

Ginger beer I still make today, and let me just tell you, no store-bought ginger beer has anything on the stuff you make at home.  These days, I play around a little bit more (other ingredients, etc,), but the basic recipe is so simple that it’s hard to mess with.

One serious disclaimer: do not use a glass container for this.  We’re talking serious risks here.  You are intentionally cultivating the pressure in your bottle and your container really can explode.   With plastic, this could be messy.  With glass, it could be dangerous.  Even once you’ve reached your desired fermentation level, you will notice that it’s still fermenting in the fridge (albeit much more slowly).  So again, glass is probably a bad choice here.

As with all ferments, the timing of the fermentation process will vary according to the season and the temperature of your home.  Keep your eyes and fingers (to test pressure) on it.  They won’t lead you astray.

Process after the jump.

The process:

Knobbly, sexy ginger

Starter:

  • 1 T grated or finely-minced, organic ginger (leave the skins, lots of good guys waiting for life to begin live there)
  • 1 T sugar
  • 2 c water
  1. Mix it all up.
  2. Cover it as you would a sourdough starter (cloth, coffee filter, etc secured with rubber band)
  3. Let it sit in a warm place away from direct sunlight.  Stir whenever you think about it.
  4. Wait 24 hours
  5. Feed it with a T of sugar and a T of grated ginger every day
  6. Repeat this process every day until you see it bubbling.  In the summer, this takes 2-3 days in my house.  In the winter it’s sometimes nearly a week

Ginger Beer (Makes 2 gallons.  Recipe can easily be halved or quartered):

Grated is great! Snow on my garden, not so much.

I like my ginger beer REALLY gingery, and I like to make a big batch so that we can age some and drink some.  It’s a great thing to do before a party for a truly spectacular Dark and Stormy.

  • 2 gallons of water (separated)
  • Ginger, grated (I use 1.5-2 very large rhizomes.  A good amount to try for your first batch of this size would be one large rhizome.  Definitely reduce amount of ginger if you halve or quarter the recipe.)
  • Sugar (I use 3 cups for this 2-gallon recipe.  Some people like it sweeter.).  Remember to not freak out about the sugar.  The sugar gets converted (which is the actual fermentation process).  If you fear sugar, let it ferment a bit longer.  You’ll just be an alcoholic instead of a diabetic.  Your choice. I kid.
  • Ginger beer starter, chunks strained out.  1 T of liquid or more reserved.
  • The juice of 1 large lemon
  1. Get out a very large pot, and pour in 1 gallon of water
  2. Add your grated ginger to the pot
  3. Bring to a boil
  4. Reduce to a simmer and cover.  Let simmer for 15-20 minutes
  5. Remove from heat
  6. Let it cool until it’s a comfortable temperature for straining out the ginger
  7. Once you’ve strained your ginger, add your sugar and stir until dissolved
  8. Add the remaining one gallon of water (this excellent quick cooling tip comes directly from Sandorkraut.  PLEASE buy his books.)
  9. Once the mixture is cool enough (room temp or cooler) add most of your starter liquid, straining out the ginger chunks, reserving a couple tablespoons to keep your starter going
  10. Squeeze in your lemon juice
  11. Mix it
  12. Pour it into your prepared bottles and seal them (or alternatively, let it sit out, tightly covered with a cloth, for a few days, stirring regularly until you see bubbles (~2-7 days) and then bottle and seal it)
  13. Keep the bottles at room temperature

Check bottles every day to see if they’re hard.  Once you can press them and they don’t give at all, stick them in the fridge!  Leave them until cool and then take a taste.  Be prepared for the pressure when you open your bottle!  They’ll still ferment in the fridge, and you should periodically check them to see if they’re too pressurized.  Opening the bottle to release pressure and making sure they aren’t too full are good ways to prevent the big burst.  Again, this has NEVER happened to me.  I love ginger beer and I’ve made it many times.  I just want you to know about the risks.

Enjoy!

UPDATE 4/26 DUE TO A GREAT READER QUESTION: Why is organic ginger so important?  Well, ginger that is imported is sometimes irradiated, and irradiation will kill the bacteria that you need to kickstart fermentation.  If your ginger is organic, you know it hasn’t been irradiated or doused in pesticides that can kill your good bugs.  My strong suspicion for any failed batch of ginger bug is that the ginger was not organic.  You also want to look for healthy, plump rhizomes with smooth skin.  Older wrinkly ones that don’t look fresh might not get you where you need to go.

7 Comments

  1. Randi
    Posted March 26, 2013 at 7:36 pm | Permalink

    This might be a silly question, but will this produce an alcoholic product?

  2. Amanda
    Posted March 27, 2013 at 1:03 am | Permalink

    No, that’s not a silly question at all! I can tell you a couple things, though. If alcohol is present, it is there in very trace amounts, and it is likely that it has disappeared in the fermentation process before you ever eat your pickles. If you want to taste a slightly alcoholic ferment, to give you an idea of how NOT alcoholic your lactopickles are, you can throw some sugar water in a jar with a few chunks of fruit. Give it a week or so, stirring frequently. If you taste at about day 7 or 8, you will get a hit of some “wine” that is about to become vinegar. It will have a pretty low alcohol content, but you can definitely taste the alcohol, whereas with lactocpickles, whatever is there (if anything) is such a small quantity as to be completely undetectable.

    For the record, there are many super-processed, grocery store products that contain trace amounts of alcohol. As long as it’s under 0.5%, they do not have to claim it. This is a normal byproduct of food production, unavoidable even in the grossest, most over processed products.

    I hope that helps!

    Edit: Somehow this question showed up under pickles, not ginger beer, so my response is completely wrong. Very sorry about that. When we’re talking ginger beer, the answer is yes. There is a small amount of alcohol relatively early in fermentation (sugar converts to alcohol). The longer you ferment, the higher the alcohol content will be. If you want little to no alcohol, bottle it immediately, put it in the fridge and drink it quickly. The alcohol content will never be very high, but after a long (fridge) fermentation, you will definitely have beer level alcohol content (and some very tasty stuff to drink).

  3. Posted March 29, 2013 at 6:51 pm | Permalink

    Two elementary questions:

    1) what kind of bottles do you use, and
    2) when you have your carryover starter, do you keep feeding it in order to get several cups?

    Thanks very much!

  4. Amanda
    Posted March 29, 2013 at 7:28 pm | Permalink

    Hi Sarah!

    1) So, this is a little controversial! I bet you didn’t expect to hear that! I use two different kinds of bottles. If I’m going to age it (which I really enjoy doing because it gets a little boozier and much less sweet), I bottle it in recycled soda bottles. Smaller bottles if I have the fridge space, 2 liters if I don’t. If I’m doing a shorter bottling, meaning I know it will be consumed soon, I just use glass swingtop bottles, filled to about an inch below the neck. I bought a few from the housewares store in my neighborhood, Fante’s, but they are easy to find on-line. There is a vodka company, 360 Organic Vodka, that sells their product in swingtops, and I have a couple of those around as well, since they were basically free once the vodka was gone. Here’s the rub: when carbonation builds up too much, the container will explode. And you do not want a glass container exploding!
    Personally, I have NEVER had this happen. But I have read of enough cases to be wary. Sandor Katz recommends (in either The Art of Fermentation or Wild Fermentation, I can’t remember) a couple different methods for letting yourself know when carbonation is good. The first is to stick a raisin in your bottle at the time of bottling. When it rises to the top, you know there is carbonation in your bottle, and you should immediately move it to the fridge and consume it once it’s chilled (or within a few days). Another option he mentions is to fill a plastic bottle of the same size as your glass bottles. That way, when the plastic bottle gets hard, you know the other bottles are carbonated as well and you can move them all to cold storage and consume them quickly. Fermentation continues in the fridge, so they will continue to carbonate! Feel free to follow-up if that’s not clear.

    2) I always save a little bit of ginger starter and continue to feed it. It’s rare that I get an enormous quantity, because it is a very useful liquid. If my bowl is getting a little full, I might add a bit to a kvass or a pickle to help it ferment more vigorously and to add flavor. The other bonus is that I ferment a lot of things and many of them don’t smell awesome to my average houseguest (although to me they smell great). The ginger bug smells good to EVERYONE, however, so I never mind its perfume in my house and it gets a special spot in the center of my table. It’s intoxicating!

    Let me know how your next batch goes!

  5. Posted March 29, 2013 at 9:33 pm | Permalink

    Wow, thanks for the info! Will keep you posted!

  6. julie rohloff
    Posted April 25, 2013 at 9:01 pm | Permalink

    I followed instructions and my ginger bug just isn’t bubbly. Do I need to start over or add whey or maybe just wait longer. (I have waited 5 days)

  7. Amanda
    Posted April 26, 2013 at 6:18 pm | Permalink

    Keep feeding it and feed it more regularly (if you fed every two days, switch to every day, for example). Did you use organic ginger? As I mentioned, that is essential, because the necessary bacteria are on the surface of the peel, and they can be killed by irradiation (if they are imported) or sprayed with pesticides. Also, make sure you are stirring well. This is all in the post, but it doesn’t hurt to reinforce. :-)
    You could also move it to a warmer spot in your house. The key elements are right balance of bacteria (from the skins of organic ginger), food for the bacteria (sugar) and a solid room temperature spot. You want it at least 65, but warmer is much better. Avoid direct sunlight.

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