Ingredients:
- 1 and 2/3 cups (209g) all-purpose flour (spooned & leveled)
- 1/3 cup (27g) unsweetened cocoa powder (natural or Dutch process)
- 1/2 cup (100g) granulated sugar
- 2 and 1/2 teaspoons baking powder
- 1/2 teaspoon ground cinnamon
- 1/2 teaspoon salt
- 1/2 cup (8 Tbsp; 113g) unsalted butter, frozen
- 1/2 cup + 1 Tablespoon (135ml) heavy cream
- 1 large egg
- 1 and 1/2 teaspoons pure vanilla extract
- 6 ounces semi-sweet chocolate, coarsely chopped
- For the glaze:
- 1 cup (120g) confectioners
- sugar