Dark Chocolate Orange Slice & Bake Cookies

Bahan-bahan (24 porsi)

• 3/4 cup (12 Tbsp; 170g) unsalted butter, softened to room temperature
• 2/3 cup (133g) packed light or dark brown sugar (I prefer light in these!)
• 1 large egg, at room temperature
• 1 teaspoon pure vanilla extract
• 2 cups + 2 Tablespoons (265g) all-purpose flour (spooned & leveled)
• 1/2 teaspoon ground cinnamon
• 1/4 teaspoon salt
• zest from 1 medium navel orange (plus more for sprinkling on top if desired)
• 2 Tablespoons (30ml) orange juice from 1 medium navel orange
• optional: 1/2 cup (63g) chopped walnuts
• optional: coarse sugar for rolling (I use sugar in the raw brand)
• 8 ounces (226g) semi-sweet chocolate, coarsely chopped
• sea salt for sprinkling on top