How to Make a Sourdough Starter the Easy Way

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Learning how to make a sourdough starter is the first step in your sourdough journey. While many people rely on store-bought yeast for their bread rise, creating your own sourdough starter opens up a world of possibilities for good sourdough bread and other delicious fermented treats.

bubbly sourdough starter in a glass jar with a wooden spoon scooping some of the sourdough starter out of the jar and the text overlay eastforkgrowing.com

Why Learn How to Make a Sourdough Starter?

Before we dive into how to make a sourdough starter, let’s talk about why it’s such a good idea. Unlike store-bought bread that relies on active dry yeast, sourdough uses natural wild yeast and lactic acid bacteria present in flour. This fermentation process not only creates a unique flavor but also breaks down phytic acid, making the bread more digestible.

The Great Measurement Debate

Let’s talk about the elephant in the kitchen: precision. Spend five minutes in any sourdough forum, and you’ll find passionate bakers wielding their kitchen scales like knights with swords, ready to defend their exact measurements down to the gram. And you know what? For your first starter, that might be a good way to begin your sourdough journey.

But here’s a little secret: sourdough has been around a lot longer than kitchen scales. While some folks like to weigh and measure everything precisely (and that’s totally fine!), you don’t have to stay in that space if it makes you uncomfortable. At the end of the day, you just need fermented flour and water that’s active and bubbly.

I’ll let you in on my personal approach: I don’t measure the flour and water when I feed my starter. I just aim for a pancake batter consistency. And guess what? My bread still rises, my family still fights over the last slice, and the sourdough police haven’t shown up at my door yet!

bubbly sourdough starter in a glass jar with the text overlay eastforkgrowing.com

Tips for Making Your Own Sourdough Starter

For best results, understanding these key elements is crucial:

The type of flour matters – while you can use bread flour or white flour, a mixture of flour types including whole grain flour or rye flour often gives the best results. Don’t let this tip slow you down though, starting with unbleached, all-purpose flour will work just fine!

I like to use freshly ground flour in my sourdough starter when it needs a little boost, but I’m a sourdough rebel and I basically use whatever flour I have on hand to feed my starter.

Temperature control is essential. Maintaining room temperature or finding a warm spot (75-80°F) helps the natural yeast thrive.

A kitchen scale provides the most accurate measurements, though measuring cups work for those just starting their first starter.

bubbly sourdough starter in a glass jar

How to Make a Sourdough Starter: Step-by-Step Guide

Equipment Needed:

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Ingredients:

  • Flour (whole wheat flour works great to get things started, but all-purpose flour will work too)
  • Unbleached all-purpose flour
  • Filtered water (or bottled water, avoid tap water)

Day 1: Starting Your New Starter

  1. In a clean jar, combine 1 cup flour with 1/2 cup filtered water at room temperature
  2. Mix until smooth
  3. Cover loosely and place in a warm place
  4. Mark the level with a rubber band

Days 2-3: The Waiting Game

  • Let the mixture rest for 3 days
  • You should start seeing lots of bubbles forming
  • A small amount of brown liquid (hooch) may appear. This is a good thing!

Days 4-7: How to Make a Sourdough Starter Active

  1. Discard half the mixture
    • If you like a more tangy sourdough flavor, stir in the hooch before your discard. If you like a more mild sourdough flavor, don’t stir in the hooch.
  2. Add equal parts flour and water (I like to add 1/2 cup flour and 1/2 cup water)
  3. Mix well and return to your warm spot
  4. Repeat this process each day
bubbly sourdough starter in a glass jar and the text overlay eastforkgrowing.com

Testing Your Active Sourdough Starter

Your starter doubles in size between feedings? Learn how to tell if your starter is ready for baking and the sourdough float test here. If you’ve got an active starter, you are ready for your first sourdough bread recipe!

Maintaining Your Sourdough Starter

Feeding Schedule

  • For a healthy starter at room temperature, feed once daily
  • In cold temperatures, you might need a warm place
  • The hydration level is a personal preference

Refrigerator Storage

Don’t think you’ll bake every day? Your starter can live in the refrigerator for a long time. (Ask me how I know. Let’s just say my starter took an extended summer vacation while life got busy, and it lived to tell the tale!)

If you leave it in the fridge for a long time, don’t panic when you see liquid on top (that’s called “hooch” – yes, really). Just pour it off, stir in some flour and water, and wait for the bubbles to start forming again. Usually, two feedings 12-24 hours apart will wake it right up and get it ready for baking.

bubbly sourdough starter in a glass jar with a wooden spoon with some flour on it and the text overlay eastforkgrowing.com

Using Your Sourdough Starter

Once your DIY sourdough starter is active and bubbly you are ready to make some bread! Start with this super easy, beginner friendly recipe that only uses 4 ingredients!

When you are ready to make sourdough sandwich bread, try this delicious recipe!

Using Your Sourdough Discard

Don’t throw away that remaining starter! The sourdough discard is perfect for:

Troubleshooting Your Starter

Having trouble with how to make a sourdough starter work properly? Here are some common issues:

  • Not enough bubbles? Check your ambient temperature
  • No rise? Your flour might be too old
  • Strange smell? Might need more frequent feeding
bubbly sourdough starter in a glass jar with a wooden spoon scooping some of the sourdough starter out of the jar and the text overlay eastforkgrowing.com

FAQs About How to Make a Sourdough Starter

Q: Can I use tap water? A: For best results, use filtered water or bottled water to avoid chlorine.

Q: What’s the best way to store my starter? A: Keep it on your kitchen counter for daily use, or refrigerate for the long term.

Q: Do I need commercial yeast? A: No! The entire process relies on natural wild yeast present in flour.

Additional Tips From My Kitchen to Yours

Remember, while this recipe gives specific measurements (because everyone needs a place to start), don’t be afraid to develop your own rhythm and routine. Some of the best sourdough bread I’ve ever made came from my “eyeballed” starter measurements. The most important thing is to watch your starter and learn its patterns. It will tell you what it needs!

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18 Comments

  1. In your sourdough starter blog you said to use equal part flour and water, then said to use a 1/2 cup flour and 1/4 cup water. I’m confused as to equal parts, or the 1/2 – 1/4 cup ratio.

      1. Could you please clarify here which is the correct measurement? Equal parts or 1/2 cup flour and 1/4 cup water

      2. Let me get this straight! So days 4-7, you discard 1/2 , then add your water and flour? Each day???

        Thank you!
        Birdie

        I have been so unsuccessful with starter dough, I thought I would try this dummy recipe!!

  2. Do you stir it before you remove half the starter after the 3rd day. I’m confused because you mentioned hooch. Should that be incorporated before you remove half.

    1. Hi Jackie! I do not incorporate the hooch before I pour off half the mixture, but you can incorporate it. The hooch will give your starter a more tangy flavor, so if that is what you like, go ahead and stir it in. If you like a more mild flavor, don’t stir it in. I’ve added this to the body of the post for better clarity. Thanks for your question!

  3. Hi Jennifer,
    I’m on day 3 and while my starter grew more more than double on day 2, now it has fallen. Should I wait till day 4 to discard and feed or do it now?

    1. You are already learning to read your starter! Yes, if your starter rises and falls before day 4, go ahead and discard and feed! Sounds like you are off to a great start(er)!

  4. I just fed my starter for the first time. I used whole wheat flour and tap water (oops) but on day 2 it was doubled in size so I stirred in the hooch (I want tangy) and poured off 1/2 then added a 1/2 cup white flour and 1/2 cup of water. It kind of smells bad, like strong and sour. Does that mean it’s bad? Also, should the discard go into trash bin or can it go down the drain?

    1. Hi Erin, strong and sour smell = tangy, so it sounds like you are on the right track. Sourdough starter does have a sour smell. I always pour the discard in the trash because I don’t want to clog up the sink. Hope that helps!

    1. Buckwheat, teff, millet, rice, and sorghum are all good options. Gluten free flour may not produce quite as many bubbles as regular flour in the starter, but a good GF starter can definitely produce wonderful GF bread in the same way a regular starter can. Hope that helps!

  5. Hi there! I started mine on Thursday at 6 PM. By this morning at 11, it had doubled in size so I decided to start feeding. I discarded it half and added the one-to-one mixture. I went out and when I came home at 4:30 it had doubled in size. Yayyy lol BUT Is that normal?

  6. Hi!
    I’m on day 3 and I have liquid on the bottom of the starter, should I proceed to discard and feed? I’ve tried a few recipes and wanted to try this one but I was following the “don’t touch for three days” guidelines and then I saw some other comments about reading the starter and now I worry I may have messed this one up! Any help would be appreciated! Thanks!

    1. Yes proceed, discard and feed! Everyone’s starter is going to be different based on the humidity and temperature in your house, the flour you are using, and the water you are using. These are general guidelines, but usually sourdough starters are pretty resilient! Just keep at it and you will have a healthy starter in no time!

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