Sourdough Discard Chocolate Bundt Cake

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24 January 2026
3.8 (39)
Sourdough Discard Chocolate Bundt Cake
70
total time
12
servings
420 kcal
calories

Introduction: Turn Sourdough Discard into Decadent Chocolate Cake

Discover how to transform your sourdough discard into a decadent chocolate Bundt cake that is moist, tender, and full of flavor. This recipe celebrates the natural tang and depth that discard adds while keeping the cake rich and approachable for bakers of all levels. Use this guide to master texture, balance sweetness, and develop an aromatic crumb that pairs beautifully with coffee or a dollop of whipped cream. The method focuses on simple techniques: measuring precisely, tempering ingredients to room temperature, and folding gently to avoid overworking the batter. Expect a moist interior with a tender crumb and a slight tang from the discard that elevates the chocolate notes. Whether you rescue discard regularly or are trying it for the first time, this cake is forgiving and adaptable. Learn to prepare the Bundt pan correctly, check doneness without drying, and apply a glossy chocolate glaze or a dusting of powdered sugar for presentation. Try variations like adding espresso for depth, orange zest for brightness, or toasted nuts for texture.
With practice, the formula becomes a reliable way to turn what would be waste into a show-stopping dessert that friends and family will request again and again. Enjoy baking and sharing.

Why Use Sourdough Discard in Cakes?

Sourdough discard is a versatile ingredient that brings nuanced flavor and structure to baked goods. Instead of discarding starter during feedings, repurpose the discard in cakes, pancakes, crackers, and quick breads. The natural acidity in discard contributes to improved texture, tender crumb, and subtle tang that complements chocolate beautifully. Using discard also reduces waste and rewards consistent maintenance of your starter with delicious results. When incorporated into a Bundt cake, discard helps retain moisture and offers gentle lift without the need for additional commercial leaveners beyond what the recipe calls for. Consider the balance of acidity and sweetness; too much discard can make the profile overly tangy, so follow the recommended discard volume and taste as you adapt recipes. For best results, use active but unfed discard stored in the refrigerator for up to a week, or freshly fed discard at room temperature for a livelier flavor. If your starter contains whole grain flours, expect a deeper, nutty taste.

  • Substitutes: yogurt
  • sour cream
  • buttermilk
For those avoiding discard, these alternatives change texture and fermentation notes. Embracing discard baking teaches resourcefulness and highlights the science behind fermentation, turning maintenance into culinary advantage. It is an easy sustainable swap.

Gathering Ingredients

Gathering Ingredients

Gather these ingredients before starting to ensure smooth, confident baking and to keep the process efficient. Bring eggs and dairy to room temperature and measure with a scale for reliable results. This list suits a 10 to 12-cup Bundt pan; scale down proportionally for smaller pans.
Ingredients:

  • 1 cup sourdough discard (about 240 g)
  • 2 cups all-purpose flour (250 g)
  • 1 cup granulated sugar (200 g)
  • 1/2 cup unsweetened cocoa powder (50 g)
  • 1 tsp baking soda
  • 1/2 tsp salt
  • 2 large eggs, room temperature
  • 1/2 cup vegetable oil
  • 1 cup buttermilk or milk
  • 1 tsp vanilla extract
Optional add-ins include instant espresso powder to intensify chocolate, orange zest for brightness, or chopped toasted nuts for crunch. Use Dutch-processed cocoa for a smoother, mellow profile or natural cocoa for a sharper cocoa flavor. Carefully substitute half the oil with melted butter for a richer crumb, but allow the butter to cool before mixing. If your discard is very sour, reduce the measured amount by a couple of tablespoons and compensate with a tablespoon of milk to maintain batter consistency. Always set aside sifted dry ingredients to remove lumps, and arrange wet ingredients in order of mixing to streamline the process.

Equipment and Pan Preparation

Before you begin, collect the equipment you will need to streamline the process and ensure consistent results. Having everything at hand reduces interruptions and helps prevent overmixing. Essential tools include a 10 to 12-cup Bundt pan, a reliable kitchen scale, measuring cups and spoons, a set of mixing bowls, a silicone spatula, a whisk, and an electric hand mixer or stand mixer with paddle attachment. A fine-mesh sieve or sifter is useful for removing lumps from cocoa and flour. A cooling rack, offset spatula, and a brush for greasing the pan will help with unmolding and finishing. Prepare the Bundt pan by thoroughly greasing all crevices with butter or shortening, then dusting with flour or cocoa to prevent sticking; alternatively use a nonstick spray designed for baking. Preheat your oven and position the rack in the center to promote even browning. Line up parchment or a silicone mat for workspace cleanup. If you plan to glaze, set a small saucepan and a heatproof bowl for a double boiler technique. Allow time for the cake to cool in the pan for about 10 to 15 minutes before inverting onto a rack to avoid breakage. Proper prep improves outcome and reduces stress.

Mixing the Batter: Technique and Timing

Follow a streamlined mixing method to achieve a tender crumb without overworking gluten. Start by sifting the dry ingredients together: flour, cocoa, baking soda, and salt. Sifting removes lumps and aerates the mix, making the batter lighter. In a separate bowl, whisk the eggs and sugar until combined, then add oil, sourdough discard, buttermilk, and vanilla. For best texture, combine wet ingredients gradually into the dry while folding gently with a silicone spatula. Use the mixer on low speed if you prefer but avoid prolonged whipping once the flour is incorporated. A few streaks of flour are acceptable; they will disappear with light folding. If adding instant espresso or citrus zest, mix them into the wet phase to distribute flavor evenly. When the batter is smooth, scrape the bowl sides and give a final gentle fold to ensure homogeneity. Pour the batter into the prepared Bundt pan, smoothing the top with a spatula and tapping the pan once on the counter to release large air pockets. Avoid vigorous shaking that can collapse the structure. Let the batter rest briefly before baking for a moment of relaxation and bubble settling.

Baking and Glazing Process

Baking and Glazing Process

Preheat the oven to 350Β°F (175Β°C) and position a rack in the center. Bake time varies with pan size and oven calibration, but plan for roughly 45 to 60 minutes for a 10 to 12-cup Bundt pan. Start checking at the earlier end of the window using a thin skewer or cake tester inserted into the deepest part of the cake. The cake is done when the tester exits with a few moist crumbs but not wet batter. Rotate the pan once midway through baking if your oven has hot spots to promote even browning. Avoid opening the oven repeatedly, as temperature fluctuations can affect rise and texture. After removing the cake, allow it to rest in the pan for 10 to 15 minutes; this brief cooling helps the cake release without tearing. Run an offset spatula gently around the center and outer edges if needed, then invert onto a cooling rack. Cool completely before glazing to prevent a runny finish. For a shiny chocolate glaze, heat cream until just simmering and pour over chopped chocolate, letting it sit for a minute before whisking smooth. Drizzle the glaze slowly, allowing it to drip into Bundt ridges for a professional presentation. Enjoy the visual contrast and glossy finish as a final flourish for serving.

Variations, Storage, and Troubleshooting

Once you master the base formula, experiment with variations to suit taste and occasion. Add 1 tablespoon instant espresso powder to the dry mix to deepen chocolate flavor or fold in 1 cup of chopped toasted nuts for crunch. For a citrus twist, incorporate 2 teaspoons orange zest and a tablespoon of orange liqueur into the wet ingredients. To make the cake gluten-free, substitute a measured gluten-free flour blend and add 1/4 teaspoon xanthan gum; results will differ slightly in texture. Storage keeps the cake moist: tightly wrap in plastic or place in an airtight container at room temperature for up to three days. For longer storage, freeze fully cooled slices individually on a tray, then transfer to a freezer-safe bag for up to three months; thaw in the refrigerator overnight before serving. Common troubleshooting notes: if the cake sinks in the center, check oven temperature and avoid underbaking; a thermometer can verify accuracy. If crumb is gummy, reduce liquid slightly and avoid overmixing. If the cake sticks, ensure thorough greasing and use flour or cocoa dusting based on cake color. Keep notes on each bake to refine timing, temperature, and flavor choices, and tips for repeated success.

FAQs (Frequently Asked Questions)

Frequently Asked Questions about Sourdough Discard Chocolate Bundt Cake:

  • Can I use frozen sourdough discard? Yes. Thaw overnight in the refrigerator and bring to room temperature before measuring; this reduces uneven moisture and temperature shocks in the batter.
  • What if my cake is underbaked in the center? Return it to the oven and continue baking in five to ten minute increments until a tester shows a few moist crumbs. Check your oven temperature with a thermometer.
  • How do I prevent the cake from sticking? Grease thoroughly and dust with flour or cocoa. Allow the cake to cool briefly in the pan, then invert onto a rack while gently easing the edges with a spatula.
  • Can I substitute other flours? Yes. For whole wheat or gluten-free, expect changes in texture and adjust liquids; adding a binder like xanthan gum for gluten-free blends helps structure.
  • How long will the cake keep? Store at room temperature in an airtight container for up to three days, or freeze slices for up to three months.
If you have a specific question about altitude, oven calibration, or ingredient swaps, note the details and test small adjustments; baking with sourdough discard benefits from incremental experimentation. Happy baking.

Sourdough Discard Chocolate Bundt Cake

Sourdough Discard Chocolate Bundt Cake

Turn your sourdough discard into an irresistible chocolate bundt cake β€” rich, moist, and perfect for sharing!

total time

70

servings

12

calories

420 kcal

ingredients

  • Sourdough discard (unfed) - 1 cup πŸ₯–
  • All-purpose flour - 1 1/2 cups 🌾
  • Granulated sugar - 1 cup 🍚
  • Unsweetened cocoa powder - 3/4 cup 🍫
  • Baking powder - 1 tsp πŸ§‚
  • Baking soda - 1/2 tsp πŸ§ͺ
  • Salt - 1/2 tsp πŸ§‚
  • Large eggs - 2 πŸ₯š
  • Vegetable oil - 1/2 cup πŸ›’οΈ
  • Milk or buttermilk - 1/2 cup πŸ₯›
  • Vanilla extract - 1 tsp 🍨
  • Instant espresso powder (optional) - 1 tsp β˜•
  • Chocolate chips (optional) - 1/2 cup 🍫
  • Powdered sugar for dusting (optional) - 1 tbsp ❄️

instructions

  1. Preheat oven to 350°F (175°C) and grease a 10-inch bundt pan thoroughly with butter or nonstick spray 🧈
  2. In a large bowl whisk together flour, cocoa, sugar, baking powder, baking soda, and salt until combined πŸŒͺ️
  3. In a separate bowl whisk sourdough discard, eggs, oil, milk, vanilla, and espresso powder until smooth πŸ₯£
  4. Pour the wet mixture into the dry ingredients and stir gently until just combined; do not overmix βœ‹
  5. Fold in chocolate chips if using, keeping the batter slightly lumpy 🍫
  6. Pour batter into prepared bundt pan and smooth the top with a spatula 🧁
  7. Bake 45-55 minutes or until a toothpick inserted into center comes out with a few moist crumbs πŸ”₯
  8. Cool in pan 10-15 minutes, then invert onto a wire rack and cool completely before serving ❄️
  9. Dust with powdered sugar if desired and slice to serve 🍰

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