These sourdough snickerdoodle cookies bring that perfect mix of nostalgic comfort and elevated bakery-style flavor. Golden on the outside, soft and chewy through the center, and finished with a crisp cinnamon-sugar coating that melts into every bite. The sourdough discard adds a subtle fermented depth that makes these cookies taste richer, warmer, and way more layered than a classic snickerdoodle.
Simple ingredients. Clean flavor. Zero unnecessary extras.
No chocolate chunks. No heavy mix-ins. Just a smooth buttery dough, balanced sweetness, warm cinnamon spice, and the signature tang from real sourdough starter.
If you’ve been searching for a creative way to use extra sourdough discard without baking another loaf of bread, this recipe delivers every single time.
Why These Cookies Stand Out
• Soft centers with lightly crisp edges
• Balanced sweet-and-tangy flavor profile
• No dough chilling required
• Bakery-style texture with minimal effort
• Perfect cinnamon sugar finish
• Freezer-friendly and easy to batch bake
The combination of cream of tartar and sourdough discard creates that authentic snickerdoodle flavor while adding a deeper complexity that regular recipes usually miss.
Key Ingredients & Their Purpose
Sourdough Discard
Fresh discard gives a mild tang and smooth texture, while slightly aged discard develops a more pronounced sourdough flavor. A 100% hydration starter works best for consistency.
Unsalted Butter
Provides structure, richness, and a soft chewy crumb while allowing better control over salt levels in the dough.
Granulated Sugar
Creates crisp edges while keeping the overall texture light and tender.
Cream of Tartar
A signature ingredient in traditional snickerdoodles. It reacts with the baking soda to create softness while adding the classic tangy finish.
All-Purpose Flour
Keeps the cookies soft without becoming dense. Lower protein flour creates the ideal chewy texture.
Cinnamon Sugar Coating
Delivers the iconic crackled finish, slight crunch, and warm spice flavor that defines a true snickerdoodle.
How To Make Sourdough Snickerdoodle Cookies
Start by whipping softened butter until smooth and airy. Add granulated sugar and cream together until pale and fluffy. Mix in the egg, vanilla extract, and sourdough discard until fully combined.
In a separate bowl, whisk together flour, baking soda, cream of tartar, cinnamon, and salt. Fold the dry ingredients into the butter mixture until a soft cookie dough forms.
Scoop the dough into evenly sized portions and roll each one generously in cinnamon sugar. Arrange on a parchment-lined baking sheet for even baking and clean edges.
Bake in a fully preheated 375°F convection oven for 7–8 minutes until the edges are lightly crisp while the centers remain soft and slightly underbaked.
That contrast between crisp edges and soft centers is what gives these cookies their bakery-quality texture.
Technical Baking Tips
• Avoid overmixing once flour is added to maintain a tender crumb.
• Slightly underbake the cookies for a chewier center after cooling.
• If your discard is thin or overly runny, add a small amount of extra flour for better dough consistency.
• Convection baking creates better edge caramelization and more even texture.
• Allow cookies to cool on the baking tray before transferring to avoid breaking the soft centers.
Storage
Cool cookies completely before storing in an airtight container or freezer-safe bag. Freeze for long-term freshness and thaw at room temperature whenever needed.
Prep Time: 20 Minutes
Bake Time: 8–10 Minutes
Total Time: 30 Minutes
Yield: 28 Cookies
Ingredients
Cookie Dough
• 225g unsalted butter, softened
• 300g granulated sugar
• 100g sourdough discard
• 1 large egg
• 2 tsp vanilla extract
• 365g all-purpose flour
• 1 tsp baking soda
• 2 tsp cream of tartar
• 1 tsp salt
• 1 tsp cinnamon (optional)
Cinnamon Sugar Coating
• 1/4 cup granulated sugar
• 1 tbsp ground cinnamon
Instructions
- Preheat oven to 375°F convection bake.
- Beat butter until light and creamy. Add sugar and mix until fluffy.
- Add egg, vanilla, and sourdough discard. Mix until smooth.
- In another bowl, whisk flour, baking soda, cream of tartar, cinnamon, and salt.
- Combine wet and dry mixtures until dough forms.
- Roll dough into 2-tablespoon balls and coat in cinnamon sugar.
- Place on parchment-lined baking sheets.
- Bake 7–8 minutes until edges are set and centers remain soft.
- Cool for 5–10 minutes before serving.
These sourdough snickerdoodle cookies deliver that classic cinnamon warmth with a refined bakery-style texture that feels homemade, artisanal, and seriously addictive.
