The marriage of sourdough and pizza is a nod to the ancient traditions of wild yeast fermentation that predates commercial baking by millennia. In many European village cultures, the communal oven was the heart of the town, where sourdough starters were passed down through generations, lending a distinct regional character to every loaf and flatbread.
While the modern pizza we recognize today found its fame in Naples, the use of a cast-iron surface mimics the intense, radiating heat of a traditional stone oven. This method allows the sugars in the dough to caramelize quickly, creating a structural contrast between a crisp exterior and a tender, airy crumb.
Integrating sourdough discard into a pizza crust isn't just about reducing waste; it's about introducing complex lactic acids that break down gluten, making the crust more digestible and deeply aromatic. It turns a simple meal into a reflective process of fermentation and heat.
Ultimately, the cast iron sourdough pizza represents a bridge between the slow, rhythmic pace of old-world baking and the convenience of the modern home kitchen, proving that some things are simply better when they are allowed to take their time.
Why You'll Love It
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- Honestly, there is just something about that buttery, blistered crust from the cast iron that feels like a warm hug on a rainy Tuesday.
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- I mean, using 1 1/2 cups sourdough discard gives the dough this lovely, complex tang that you just can't get from a store-bought mix.
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- Well, look, it's so simple with just a few pantry staples, making it perfect for those cozy nights when you want something special without the fuss.
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- Wow, the way the 1 1/2 cups shredded mozzarella cheese bubbles up under a lid is just pure magic for the senses.
"I mean, I've had a lot of pizzas, but the crust on this one is just... wow. So crispy!"
Essential Ingredient Guide
- 1 1/2 cups sourdough discard: This is the heart of the recipe, really. Make sure it's room temperature so it blends in smoothly and gives us that airy, soulful lift.
- 3 1/4 cups all‑purpose flour: I like to keep this handy and sifted. It provides the structure we need to get that perfect chew, so don't be afraid to add a pinch more if the dough feels too sticky.
- Toppings of your choice: Whether you go for pepperoni or mushrooms, this is where you can get creative. I remember when the kids used to argue over the toppings, so just let everyone have their favorite corner.
- 1 1/2 teaspoons salt: It seems small, but it's so important for bringing out all the other flavors. I usually stir it in right at the start to make sure it's evenly distributed.
- 1 tablespoon olive oil: This adds a gentle richness to the dough and helps us keep things from sticking. It gives the crust a lovely, golden sheen once it hits the pan.
- 1/2 cup pizza sauce: A simple, quality sauce is all you need here. Spread it gently so you don't deflate those beautiful air bubbles we worked so hard for.
Complete Cooking Process
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Ingredient Readiness:
Start by making sure your 1 1/2 cups sourdough discard is at room temperature. It just makes the mixing process so much smoother and more predictable, honestly.
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Flavor Development:
The real magic happens during that 12-hour rise in the fridge. That's when the flavors deepen and get that classic sourdough soul, though a couple of hours on the counter works if you're in a rush.
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Texture Control:
The secret is the smoking hot cast-iron skillet. Searing the bottom for 2-3 minutes before flipping ensures that buttery, crisp bottom we're all dreaming of.
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Finishing Touches:
Covering the pan with a lid is a little trick to get the 1 1/2 cups shredded mozzarella cheese perfectly melted. Just watch for those golden-brown edges.
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Serving Timing:
Let the pizza rest on a cutting board for 3-4 minutes before slicing. I know it's hard to wait, but it lets the crust set so it doesn't tear.
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Pre-heat your skillet until it's smoking slightly at the edges for that perfect blistered crust.
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If you're out of discard, you can use a 1-cup commercial starter and a 1-cup cook-off.
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Keep a slice covered with foil to stay warm while the rest of the family finishes their portions.
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Use the back of a wooden spoon to gently press the dough into the hot pan to lift the edges.
Pro Tips
Just take your time and enjoy the process; it'll be delicious no matter what.
Better For You Treats
I find this pizza feels so much more wholesome because of the sourdough base. It's naturally satiating, and if you need it to be gluten-free, you can just swap the 3 1/4 cups all‑purpose flour for a blend you trust.
Ways to Make it Your Own
You could try a Whole‑Wheat Sourdough Pizza by swapping 1/4 cup of the flour for whole-wheat for a nuttier taste. Or, for something a bit fancier, try a Spinach & Feta version with sautéed spinach and crumbled feta on top.
Serving Suggestions
I love serving this beside a crisp Caesar salad with a little lemon-infused olive oil. To make it a real feast, try some fresh garlic bread made from the same dough and a sprinkle of fresh basil on top.
Frequently Asked Questions
→ What if my dough is too sticky to knead?
Oh, don't worry, that happens! Just add a pinch of all‑purpose flour at a time until it feels smooth and elastic in your hands.
→ Can I skip the 12-hour refrigerator rise?
You certainly can, though you'll lose a bit of that deep tang. Just let it rest at room temperature for 1-2 hours and it'll be just fine.
→ How do I know when the crust is actually done?
Look for a golden brown color and a firm, slightly shriveled feel to the crust. It's a bit of a sensory thing, but you'll feel it when it's right.
Nutrition Facts
per serving
410
Calories
16g
Protein
42g
Carbs
18g
Fat
Taste Profile
A comforting balance of tangy sourdough and rich, melted mozzarella.
Ingredient Substitutions
Don't have an ingredient? Try these alternatives
Gives a slightly chewier, more professional crust.
Makes the pizza creamier and more authentic.
Recipe Variations
Try these delicious twists on the original
Whole‑Wheat Sourdough Pizza
For a nuttier flavor and a bit more fiber, simply swap out 1/4 cup of the all‑purpose flour for whole‑wheat flour.
Spinach & Feta Sourdough Pizza
Give it a Mediterranean twist by topping your cooked crust with sautéed spinach, crumbled feta, and a little drizzle of olive oil.
Common Mistakes to Avoid
Learn from others' mistakes for perfect results
- Adding too much flour during kneading, which can make the crust heavy.
- Putting the dough in a cold skillet, resulting in a pale, soft crust.
- Skipping the resting period, which prevents the dough from stretching easily.
Meal Prep & Storage
Make Ahead Tips
The dough is designed to be made ahead; it actually needs that 12-hour rise in the fridge to get the best flavor.
Leftover Ideas
Store in an airtight container in the fridge. To reheat, use a cast-iron skillet or oven at 350°F for about 10 minutes until the cheese bubbles again.
Perfect Pairings
Serve this with...
Cooking Timeline
Mix ingredients and knead dough.
Initial room temperature rest.
Cold fermentation in the refrigerator.
Preheating the cast iron skillet.
Searing, topping, and final cooking.
Best Cast Iron Sourdough Pizza
There is something so grounding about a warm kitchen and the smell of a cast iron sourdough pizza browning on the stove. It is a simple, buttery treat made with 1 1/2 cups sourdough discard (room temperature) and a few pantry staples that feels like a hug on a plate.
Timing
Prep Time
15 Minutes
Cook Time
12 Minutes
Total Time
42 Minutes
Recipe Details
Ingredients
The Dough
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01
1 1/2 cups sourdough discard (room temperature)
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02
3 1/4 cups all‑purpose flour
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03
3/4 cup water (add more if dough is too dry)
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04
1 1/2 teaspoons salt
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05
1 tablespoon olive oil
Toppings
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01
1/2 cup pizza sauce
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02
1 1/2 cups shredded mozzarella cheese
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03
Toppings of your choice (pepperoni, sliced bell pepper, mushrooms, etc.)
Instructions
In a large bowl, go ahead and combine your sourdough discard, flour, water, salt, and olive oil. Just mix it with a wooden spoon until the dough starts to pull together—it's a bit of a shaggy mess at first, but that's just fine.
Turn the dough onto a lightly floured surface. Now, spend about 6–8 minutes kneading it until it feels smooth and elastic. Honestly, you're looking for it to not feel sticky; if it does, just add a pinch of flour. Oops, don't add too much, or it'll get tough.
Shape your dough into a nice ball and cover it with a damp cloth or some plastic wrap. Let it rest at room temperature for 30 minutes. Then, move it to the refrigerator for a 12‑hour rise. This is where the flavor really develops, though if you're in a rush, well, 1‑2 hours at room temperature works too.
Preheat your cast‑iron skillet over medium‑high heat for 8–10 minutes. You want it to be smoking slightly at the edges—that's the little secret to getting that blistered, buttery crust we love.
Take the dough out of the fridge and divide it into two equal portions. Roll each into a ~10‑inch round on your counter. Transfer the first one onto parchment paper and quickly press it into that hot skillet. Use a wooden spoon to lift the edges if you need to. Let the underside sear for 2–3 minutes until those lovely bubbles form and it's lightly browned.
Flip the dough over and quickly spread your pizza sauce, sprinkle the shredded mozzarella, and add whatever toppings you're feeling. Cover the skillet with a lid—this helps the cheese melt beautifully.
Cook for another 5–7 minutes. You're looking for a golden brown crust and bubbling cheese. I mean, you don't need a thermometer, but the crust should feel firm and just a bit shriveled.
Slide the pizza off the parchment onto a cutting board and let it rest for 3–4 minutes before slicing. If you have time and the pan is still hot, repeat with the second portion. Otherwise, just pop it in a preheated oven at 425°F for 5–8 minutes.
Notes & Tips
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1
A hot pan is absolutely key for that professional crust.
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2
The 12-hour cold rise is worth the wait for the depth of flavor.
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3
Using parchment paper makes the transfer to the hot skillet much safer.
Snacks, Appetizers & Fun Bites
Quick Cucumber Mozzarella Salad
A quick, crisp cucumber and mozzarella salad with a hint of sweet vinaigrette.
Tools You'll Need
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Large mixing bowl for combining dough
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Casting iron skillet (10 inch or larger) for the crust
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Wooden spoon or dough scraper for mixing and lifting
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Digital kitchen scale (optional but helpful)
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Measuring cups and spoons
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Paper towel for cleanup
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Clean kitchen towel or plastic wrap for proofing
Must-Know Tips
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Pre-heat the skillet, For an extra-crispy bottom, make sure the pan is hot before the dough hits it.
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Starter alternatives, If you lack sourdough discard, you can use a 1‑cup commercial starter and a 1‑cup cook‑off.
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Warmth preservation, Keep a slice of pizza covered with foil while others finish cooking to avoid drying out.
Professional Secrets
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Smoking edges: Waiting for the skillet to smoke slightly ensures a buttery, blistered finish.
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The Flip Method: Searing the bottom first and then flipping creates a more uniform crust.
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Cold Fermentation: The 12-hour refrigerator rest breaks down starches for better flavor and digestion.
What readers are saying
Community reviews from home cooks like you
Decent result for the effort. The temperature) flavor was nice, but the texture was a touch off, but the flavor saved it. I might try it again with some adjustments.
Pretty good overall. The temperature) flavor was nice, but i found it a bit sweet for my taste. I might try it again with some adjustments.
So easy and delicious. I really liked how the 1 1/2 cups sourdough discard (room temperature) and 3 1/4 cups all‑purpose flour came together. My kids even asked for seconds.
Perfect for a busy weeknight. I really liked how the 1 1/2 cups sourdough discard (room temperature) and 3 1/4 cups all‑purpose flour came together. My kids even asked for seconds.
My new favorite way to make Best Cast Iron Sourdough Pizza. I really liked how the 1 1/2 cups sourdough discard (room temperature) and 3 1/4 cups all‑purpose flour came together. Will be making this regularly.
The flavors were spot on. I really liked how the 1 1/2 cups sourdough discard (room temperature) and 3 1/4 cups all‑purpose flour came together. The texture was a touch off, but the flavor saved it. Perfect as written.
This exceeded my expectations. I really liked how the 1 1/2 cups sourdough discard (room temperature) and 3 1/4 cups all‑purpose flour came together. Next time I'll double the sauce. Highly recommend giving it a try.
Recipe by
Sofia RiveraExploring the world through food 🌍🍲 Rich flavors, exciting dishes, and endless culinary inspiration ✨
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