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These perfect sourdough snickerdoodle cookies use simple ingredients and will give your sourdough discard new life! I love these sourdough snickerdoodles because they have crisp edges with a soft interior and a chewy texture, along with a big cinnamon flavor.

Why You’ll Love This Recipe!
- Deliciously Tangy – These cookies have that signature snickerdoodle tanginess from cream of tartar, but also 100 grams of sourdough starter or discard, making them truly flavorful.
- Super Quick – Don’t you love sourdough cookies that comes together quickly? These sourdough snickerdoodles are very easy to make and don’t have a ton of ingredients. You can chill them for more flavor, but you certainly don’t have to. Perfect for a cookie emergency!
- Great Texture – I love how a good snickerdoodle is chewy in the middle but just starting to crisp up around the edges. You’ll want to pull the cookies from the oven a bit earlier than you think so they’re perfectly soft and chewy in the center once cooled.

Ingredients
- Sugar – I like to use granulated sugar in the cookie dough batter and then a finer white sugar to roll the cookies in before baking.
- Butter – I’ve used salted butter (I know, I know, most people prefer unsalted butter, but I just love salted butter). Make sure you use softened butter (whether it’s salted or not).
- Egg – just one large egg for this recipe. Mine was around 60g.
- Sourdough Discard – like most sourdough discard recipes, you can use sourdough starter discard or you can use active sourdough starter. They choice is yours. Either one will bring a more complex flavor profile to your cookies. Using sourdough discard in these cookies, rather than active starter will bring a more complex, tangy flavor in comparison to a classic snickerdoodle.
- Vanilla extract – you can also use vanilla bean paste if you like a stronger vanilla flavor.
- All-purpose Flour
- Cream of Tartar & Baking Soda – together, these ingredients give your sourdough snickerdoodles a soft, velvety interior. Cream of tartar is actually tartaric acid and is a byproduct of the wine making process. It’s really important when it comes to snickerdoodle cookies because it gives them their signature tang. It also helps to keep to give them a buttery soft interior.
- Salt – just a pinch.
- Cinnamon – You’ll need ground cinnamon in the cookie dough batter and to make the cinnamon-sugar coating.

How To Make Sourdough Snickerdoodle Cookies
I generally make this sourdough snickerdoodle cookie recipe with a stand mixer and paddle attachment, but you can use an electric hand mixer, or just do it by hand (just use a whisk and elbow grease).
You’ll start by adding the sugar and butter together to the bowl of your stand mixer and beat on high speed until creamy and uniform, about 2 minutes.

Next, you add the egg, sourdough starter (or discard), and vanilla extract to the butter and sugar mixture and mix until thoroughly combined.
Whisk the flour, cream of tartar, baking soda, salt, and cinnamon in a medium bowl and add the dry ingredients to the wet ingredients. It helps to do this slowly so it’s easier to mix the dough. Continue to mix until the cookie dough is uniform.

If you’re baking the cookies right away, preheat the oven to 375ºF/190ºC. If you have the time, I like to chill the dough in the refrigerator for at least an hour to let the flavors develop and make it easier to scoop. You can even refrigerate the dough for up to 3 days for a more complex sourdough flavor.
Kate’s Pro Tip
Cold Fermentation Tip
The cookie dough should be tacky, but not sticky. I highly recommend refrigerating the dough if you have time. Even just a few hours will create a more complex flavor profile (and easier to handle dough!) Plus it gives your sourdough starter time to work its magic!
When you’re ready to bake, make the cinnamon-sugar mixture by blending together the sugar and ground cinnamon in a small bowl. Line 2 cookie sheets with parchment paper or silicone baking mats. Roll the sourdough snickerdoodle dough into small balls (I like to use a 1-tablespoon cookie scoop to ensure the cookies are all about the same size). Roll each ball in the cinnamon sugar and place on the prepared baking sheets with plenty of surrounding space for the cookies to spread.

Bake the cookies for 8 to 10 minutes. I like to take them out when they’re a fairly pale golden brown so they’re still nice and chewy when they cool. If you prefer a crispier snickerdoodle, leave the cookies in the oven for another minute or two. If your cookies are quite puffy, use the back of a large spoon to pat the cookie down into a flat shape. Let cool slightly on the baking sheet before transferring to a wire rack to cool completely.

Kate’s Pro Tip
Oven Temperature
Make sure your oven is hot enough. Because these are softer cookies it can be tempting to turn the oven down – but don’t. If you do, your cookies won’t get that signature crackly top! Make sure your oven is accurate by using an oven thermometer to check temperature.
You’ll find full instructions and detailed ingredients in the recipe card further down this post. If you really love cookies, you could also try these sourdough chocolate chip cookies, sourdough skillet cookie, sourdough sugar cookies or these sourdough gingerbread cookies.
Kate’s Pro Tip
Make Ahead Tip
If you’re making these for a special occasion, like Thanksgiving, you could have the cookie dough balls on baking sheets in the fridge ready to slide into the oven when you need them.
Flavor Variations
Now I understand that snickerdoodles are kind of like an institution – and you shouldn’t really mess with the original, right? But since we’ve added sourdough discard, I figured a little more variation isn’t going to hurt!
Here are some of the ways I love to change up my sourdough snickerdoodles to give them a fun little twist!
- Add pumpkin spice to the cookie dough – a great way to make these for Thanksgiving! Or try these sourdough pumpkin snickerdoodles.
- Add 50g of peanut butter to the mixture (crunch or smooth – your choice).
- Sprinkle sea salt onto the cookie dough balls before you bake them. Trust me, you’ll love it!
- Swap out white sugar for brown sugar to give you a richer flavor with a darker cookie crust. Stick with white sugar for the topping tough.
- Add some chocolate chips to the mixture (with the dry ingredients) for a chocolatey twist on these classics.

Storage Tips
Room Temperature
Store these sourdough snickerdoodles in an airtight container, like a cookie tin or jar (avoid plastic containers) for up to a week. They will stay fresh for around a week, especially since they are a softer cookie.
Freezing Instructions
Cookie Dough
- Place cookie dough balls onto a cookie sheet lined with parchment paper. Freeze them on the cookie tray.
- Once frozen, transfer to a ziploc bag and place into freezer for up to 4 months.
- When you want to bake them. Allow them to thaw slightly, roll in cinnamon sugar mixutre.
- Place onto baking sheet and follow baking instructions above.
Baked Cookies – You can freeze the cookies once they’re baked. Place cool cookies into a resealable plastic bag or freezer-safe container. Allow to thaw at room temp before enjoying your snickerdoodles.
Frequently Asked Questions
Snickerdoodles are traditionally made with cream of tartar and baking soda. This is what gives them a softer interior. Sugar cookies, while having similar ingredients, do not contain cream of tartar. They are also a crisper cookie and often decorated with icing. Sugar cookies are not rolled in cinnamon sugar either. Snickerdoodle cookies can often be referred to as sugar cookies outside of the US and this is where some of the confusion lies.
Snickerdoodles are meant to puff up. The cream of tartar and baking soda creates carbon dioxide gas which causes the snickerdoodles to puff up quickly and then deflate. This is what gives them their signature crackly exterior. If your snickerdoodles are very puffy when you take them out of the oven, gently press them down with the back of a spoon.
While cream of tartar is a key ingredient in snickerdoodle cookies, if you do not have any on hand, you can use 1.5 tsp of baking powder to replace 1 tsp of cream of tartar. This would equate to around 6 g of baking powder for every 3.5 g of cream of tartar. Baking powder is a good replacement for cream of tartar because baking powder actually contains tartaric acid.
Having your oven temperature too low can or using too much sugar can both result in hard snickerdoodle cookies. Ensure your oven is at the right temperature by using an oven thermometer and always weigh your ingredients using a digital scale.
No, snickerdoodle dough should not be dry. It is a thick dough. It should be tacky, but not sticky. If the dough is dry, your snickerdoodles will not be soft in the middle and will more than likely not spread out like they need to.


Sourdough Snickerdoodle Cookies Recipe
Equipment
- Stand Mixer optional
- Cookie Sheet
Ingredients
- 280 g Granulated Sugar
- 230 g Butter, (softened at room temperature)
- 1 Egg, (large, mine was 60g)
- 100 g Sourdough Starter, (or Sourdough Discard)
- 8 g Vanilla Extract
- 350 g All -purpose Flour
- 12 g Cream of Tartar
- 5 g Baking Soda
- 5 g Salt
- 3 g Ground Cinnamon
Topping
- 50 g Granulated
- 5 g Ground Cinnamon
Instructions
- Using a stand mixer fitted with the paddle attachment (or a hand mixer), beat the sugar and butter teogher on high speed until cream and uniform (around 2 minutes).
- Add the egg, sourdough starter, and vanilla extract to the butter and sugar mixture and mix until thoroughly combined.
- In a separate, medium bowl, add the flour, cream of tartar, baking soda, salt and cinnamon sugar and whisk to combine,
- Add the dry ingredients to the wet ingredients (it helps to do this slowly so it's easier to mix) and mix until the cookie dough is uniform.
- If you're baking the snickerdoodles right away, preheat the oven to 190ºC (375ºF). If you have time, I like to chill the dough in the fridge for at least an hour to let the flavors develop and make it easier to scoop. You can leave the dough in the fridge to ferment for up to 3 days for a more complex sourdough flavor.
- When you're ready to bake, mix together the sugar and ground cinnamon for the topping in a small bowl and line 2 cookie sheets with parchment paper.
- Roll the sourdough snickerdoodle dough into small balls (I like to use a 1-tablespoon cookie scoop to ensure the cookies are all about the same size). Roll each ball in the cinnamon sugar and place onto the cookie sheets with plenty of surrounding space for the cookies to spread.
- Bake the cookies for 8 to 10 minutes. I like to take them out when they're fairly pale golden grown so they're still nice and chewy when they cool. If your cookies are quite puffy, use the back of a large spoon to pat the cookie down into a flat shape. Let them cool slightly on the baking sheet before transferring to a rack to cool completely.
Notes
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- Make sure you cream the butter and sugar really well. You want the sugar to have dissolved into the butter and have not grittiness at all. You can use the paddle attachment on your stand mixer or hand mixer for this for the best results.
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- The dough should be tacky, but not sticky. You should be able to handle it without it sticking to your hands, but it shouldn’t not be so dry you have to press it together.
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- You don’t have to refrigerate the dough, however you’ll get a much tangier flavor if you do. Refrigeration also makes the cookie dough much easier to handle and gives you a softer interior when they are baked.
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- For crunchier cookies, just bake them a little longer (2 to 3 minutes is sufficient). This will ensure you get lovely crisp edges.
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- Give these cookies plenty of space on the cookie sheet as they spread quite a bit.
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
Like this? Rate and comment below!











Absolutely delicious! Doubled the batch and now have several dozen frozen and ready to bake.
These were AMAZING. I halved the recipe and still used just the one egg and they were perfect! My husband was impressed…snickerdoodles are one of his favorites!
these came out great! i used honey and just emulsified it with melted butter & they came out great! the texture is amazing.
i am curious what the purpose of the indent is?
Nice and easy recipe. My first discard cookie. The whole family is enjoying them. I appreciate all of the knowledge you share. Thank you
Dina
Mine burned at 375, so I turned the oven down to 350 and at 10 minutes they were perfect. Delicious cookie. This was my first discard recipe.
These are so good! Perfect snickerdoodle recipe that helps me use up my discard. Adding this recipe to my permanent collection!
These are delicious, I love the taste, however, I ended up with 58 cookies, I used a teaspoon and that’s what I got. Oh well, I’ll have more to eat now. Thank you for a great recipe.
These are the best Cookies I’ve ever made. I add a little more cinnamon. And cook a few minutes longer. They are soft and delicious. Very addicting.
Way too much acidity, burned the top of my mouth. Followed the direction and recipe to the dot. My starter is good too. Do not recommend this recipe.
very good 😋. had extra cinnamon/sugar topping so next time I will give the dough balls another roll 🙂
Excellent cookie. I used insulated cookie sheets and found I did not need to indent the dough prior to baking to get an even spread. Love cinnamon and did add a bit extra to the receipe.
I halved the recipe and wow, they are so so good. Since I left one batch in for 12 minutes, they came out crunchy, so I crumbled it into plain yogurt and it’s AMAZING!!!
The reviews that say it came out bad must’ve had a bad or acidic discard/starter. I used my healthy matured discard that’s composed of half whole wheat and half white flour.
I can’t recommend this enough!!
I have been making these cookies for two years. I give them for Christmas gifts to my friends. My family are addicted to them. Thanks for sharing this recipe.