Mocha Chip Biscotti

Bahan-bahan (18 porsi)

• 2 cups + 2 Tablespoons (265g) all-purpose flour (spooned & leveled), plus more for your hands
• 1 Tablespoon (5g) unsweetened natural or dutch processed cocoa powder
• 1 cup (200g) packed light or dark brown sugar (I prefer light)
• 1 teaspoon baking powder
• 1/2 teaspoon ground cinnamon
• 1/2 teaspoon salt
• 1/4 cup (4 Tbsp; 56g) unsalted butter, cold and cubed
• 3 large eggs
• 2 Tablespoons instant coffee dissolved in 2 Tablespoons warm water*
• 1 Tablespoon (15ml) canola or vegetable oil (or melted coconut oil)
• 1 teaspoon pure vanilla extract
• 1 cup (180g) mini chocolate chips*
• egg wash: 1 large egg beaten with 1 Tablespoon (15ml) milk
• 1/2 cup (56g) chopped hazelnuts
• 8 ounces semi-sweet chocolate, coarsely chopped