– 40g or ⅓ cup bread flour – 240g or 1 cup water – 7g or 1 packet instant yeast – 60g or ¼ cup warm water – 100g or ½ cup granulated sugar – 500g or 4 cups bread flour – 2 egg – 60g or ¼ cup canola oil – 3 tablespoons milk powder or buttermilk powder – ½ tsp fine sea salt – 2 teaspoons pure vanilla extract Filling – 85g or 6 tablespoons butter unsalted – 85g chocolate chopped – 40g or ⅓ cup powdered sugar – 35g or ⅓ cup cocoa – 2 teaspoons cinnamon – Pinch fine sea salt – 1 tsp pure vanilla – ½ cup heavy cream to pour over (optional) Glaze – 2 tablespoons cream cheese – 1 cup powdered sugar – 1 tsp vanilla bean – Pinch salt – 2-4 tablespoons milk – 2 tablespoons cocoa optional