07/02/2026
🍫 Sourdough Sweet Potato Brownies
Ultra-fudgy, deeply chocolatey, and secretly packed with sweet potato 👀
You won’t taste it — it just makes these insanely moist.
Ingredients
• 110 g all-purpose flour
• 125 g sourdough starter discard
• 5 g salt
• 260 g semi-sweet chocolate chips
• 90 g unsalted butter
• 1½ tsp vanilla extract
• 2 large eggs + 1 egg yolk
• 180 g granulated sugar
• 110 g dark brown sugar
• 40 g cocoa powder (Dutch or regular)
• 200 g mashed sweet potato (very smooth)
Method
1. Preheat oven to 175 °C (160 °C fan). Line a 9x9 inch pan. (22x22 cm)
2. Melt butter and chocolate together until smooth. Set aside to cool slightly.
3. Whisk sugars, eggs and extra yolk until glossy. Whisk in sweet potato, sourdough discard and vanilla.
4. Stir in melted chocolate mixture.
5. Fold in flour, cocoa powder and salt just until combined.
6. Pour batter into pan and smooth the top.
7. Bake 32–36 minutes, until edges are set and centre is fudgy.
8. Cool completely before slicing.
✨ Rich, fudgy, decadent
✨ Sweet potato adds moisture, not flavour
✨ Even better the next day
Save this one 🤎
