Sourdough Brownies

Name: Sourdough Brownies
Prep time: 30 min
Cook time: 30 min
Total time: 1 h
Cuisine: American
Ingredients: 150 g (5.3 ounces) dark chocolate (65-70% cocoa solids); 50 g (1/4 cup) unsalted butter; 60 g (1/4 cup) vegetable oil; 2 eggs + 1 egg white ((if you're in Europe use size 'large'. If you're in the US use size 'extra large')); 1/2 tsp salt; 150 g (2/3 cup) caster sugar or granulated sugar; 110 g (1/2 cup, packed) light brown sugar; 2 tbsp water; 1 tsp vanilla extract; 50 g (1/2 cup) unsweetened cocoa powder; 120 g (1/2 cup + 2 tbsp) sourdough starter (100% hydration) (see notes)

Instructions

Prep:30minCook:30min

A soft, fudgy but not dense brownie made using sourdough discard (and no extra flour!). These brownies are incredible - melt in the mouth with a crispy crust and a deep chocolate flavour.

Updated at: Wed, 11 Feb 2026 08:25:53 GMT