Malted Milk and Dark Chocolate Tart | TASTE

Ingredients

• 94 g (3⁄4 cup) all-purpose flour
• 100 g (1⁄2 cup) granulated sugar
• 6 g (1 tbsp) Dutch process cocoa powder
• ½ tsp kosher salt
• 57 g (4 tbsp) unsalted butter, melted
• 17 g (1 tbsp) discard sourdough starter
• 142 g (5 oz) dark chocolate, 60% to 70%, melted
• 114 g (1 stick) unsalted butter, melted and cooled slightly
• 4 lg egg yolks
• 1 lg whole egg
• 28 g (2 tbsp) active sourdough starter
• 7 g (1 tbsp) malted milk powder
• 1 tsp vanilla extract
• 1 tsp kosher salt
• 255 g (9 oz) milk chocolate, finely chopped
• 240 ml (1 cup) heavy cream
• ½ tsp vanilla extract
• Pinch of kosher salt
• 28 g (2 tbsp) unsalted butter, room temperature
• Flaky sea salt, to garnish