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Today’s special is sourdough zucchini fritters. They’re made with fresh dill, feta cheese, and a touch of sourdough discard, which gives them this light, tangy edge. We pan-fry them so the outsides get nice and crisp while the insides stay soft and savory. They come hot from the skillet with a little ranch dressing on the side. So simple, but seriously good.

If you don’t have a sourdough starter, make our gluten free zucchini fritters.

A stack of zucchini fritter pancakes made with sourdough.
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Here’s Why This Sourdough Zucchini Fritter Recipe Works

Salting the zucchini: A quick salt-and-squeeze trick draws out moisture so the fritters hold together and brown beautifully.

Sourdough discard adds structure and flavor: It gives the batter mild tang and helps bind the mix without weighing it down.

Loaded with herbs and feta: Fresh dill, parsley, and green onions make these taste bright and vibrant, while feta adds creamy, salty pockets.

Pan-fried to perfection: A shallow fry in olive oil gives the fritters golden edges and a soft, savory center.

Curious how I adapted this recipe for sourdough discard? Check out the recipe testing notes.

Ingredients used to make sourdough zucchini fritters.

More zucchini to use up? Try these moist, lightly sweet sourdough zucchini muffins next.

A platter filled with sourdough zucchini fritters next to ranch dressing.

Recipe Tips

Use fresh discard: Older discard can be too tangy for these mild fritters. Aim for discard that’s no more than a few days old.

Don’t skip the salt-and-squeeze: Salting the grated zucchini and wringing it out makes a huge difference in texture. Don’t rush this part.

Add flour only if needed: The eggs and discard usually do the job. Add flour one tablespoon at a time if the batter feels too loose.

Cook in batches: Leave space in the pan so the fritters crisp instead of steam. Overcrowding leads to soggy edges.

Serve immediately: These are best hot from the pan with a dollop of sour cream or ranch on the side.

Several zucchini fritters topped with sour cream.

Zucchini Fritters with Sourdough Discard

Crisp, herby, and just a little tangy, these sourdough zucchini fritters make smart use of your discard without tasting like a bread project. Fry up a batch and watch them disappear.

Got extra discard? Use it in this tangy, tender sourdough cornbread next.

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A stack of eight sourdough discard zucchini fritters on a plate.
Prep Time: 15 minutes
Cook Time: 15 minutes
Total Time: 30 minutes
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Sourdough Discard Zucchini Fritters

Crispy zucchini fritters made with fresh herbs, feta, and sourdough discard for a tangy twist. Pan-fried until golden and served hot with sour cream or ranch.

If you make this recipe, please leave a star rating and comment.

Servings: 10 fritters
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Ingredients 

  • 1 pound zucchini
  • 1 teaspoon salt
  • 4 to 5 green onions, chopped (about ½ cup, white and green parts)
  • ¾ cup crumbled feta cheese
  • 1 bunch Fresh dill, chopped (about ½ cup)
  • 1 bunch flat-leaf parsley, chopped (about ½ cup)
  • 2 to 3 garlic cloves, finely chopped
  • Pinch crushed red pepper flakes
  • 2 large eggs
  • ½ cup sourdough discard, about 120 grams
  • 1 to 4 tablespoons all-purpose flour, see notes
  • olive oil, for frying
  • Fresh dill, for garnish

Instructions 

  • Spread a clean kitchen towel on the counter. Grate the zucchini directly onto the towel, sprinkle with salt, and let it sit for 10 minutes to draw out moisture. Gather the towel, twist tightly, and squeeze over the sink until most of the liquid is released. You should have about 2 to 2 ½ cups of packed grated zucchini.
    Shredded zucchini on a dish towel.
  • In a large bowl, combine the zucchini, green onions, feta, dill, parsley, garlic, and red pepper flakes.
    Shredded zucchini in a mixing bowl.
  • Whisk the eggs in a small bowl, then stir them into the zucchini mixture along with the sourdough discard. The mixture may hold together on its own without flour. If it feels too loose, sift in the flour 1 tablespoon at a time until it reaches a pancake-batter consistency.
    Adding the sourdough discard, herbs, and cheese to the bowl.
  • Heat 2–3 tablespoons of olive oil in a large skillet over medium heat. Drop in heaping spoonfuls of the batter, flatten slightly, and cook until golden on both sides, about 3 minutes per side. Transfer to a paper towel–lined plate while you finish the batch.
    Two zucchini fritters cooking in a skillet.
  • Garnish with fresh dill and serve hot with ranch dressing or sour cream on the side.

Notes

Salting the zucchini. Sprinkling salt over the grated zucchini helps draw out excess water. Without this step, your batter can turn watery and the fritters won’t hold together well.
Squeeze out the liquid. After salting, wring the zucchini in a clean kitchen towel until most of the moisture is gone. Removing the excess water creates a sturdy batter that fries up with crisp edges.
About the discard. Zucchini has a delicate flavor, and sourdough discard that’s more than 2–3 days old can start to taste overly tangy and overpower the fritters. For the best balance, use fresher discard so it doesn’t overpower the herbs and zucchini.
Flour is optional. The eggs and sourdough discard bind the fritters well on their own, so you may not need any flour. If the batter feels too loose, add flour a spoonful at a time until it resembles pancake batter.
Cook in batches. Fry only a few fritters at a time, leaving space in the pan. Overcrowding traps steam and prevents them from crisping.

Nutrition

Serving: 1fritter, Calories: 70kcal, Carbohydrates: 6g, Protein: 4g, Fat: 3g, Saturated Fat: 2g, Polyunsaturated Fat: 0.3g, Monounsaturated Fat: 1g, Trans Fat: 0.003g, Cholesterol: 43mg, Sodium: 381mg, Potassium: 186mg, Fiber: 1g, Sugar: 1g, Vitamin A: 722IU, Vitamin C: 17mg, Calcium: 81mg, Iron: 1mg

Nutrition information is automatically calculated, so should only be used as an approximation.

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Recipe Testing Notes

This sourdough recipe started out as an adaptation of my gluten free zucchini fritters. I initially swapped the flour and liquid amounts 1:1 with sourdough discard. But, I realized the sourdough discard worked very well as a binder on its own, so the batter didn’t need nearly as much flour as the gluten-free recipe.

From there, I experimented by adding an extra egg. That made the batter a little looser, but the flavor and texture turned out richer and more tender. The fritters still cooked up nicely, even without much (or any) extra flour.

In the end, I cut back on the flour significantly and left it as an optional adjustment. If you like thicker fritters, you can add a spoonful or two of flour.

Sourdough zucchini fritters on a plate with fresh dill.

About Dahn Boquist

Dahn Boquist is a retired nurse turned recipe developer, home cook, and baker with years of hands-on experience creating and testing from-scratch recipes. She specializes in whole-food cooking with creative twists on classic dishes. When she’s not in the kitchen, she enjoys sharing meals with family, exploring the Pacific Northwest, and spending time with her grandchildren.

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