You’ll Need: (For the Dough) 2 1/4 tsp instant yeast 1/4 cup warm water 1/4 cup + 1 tsp granulated sugar 1 cup whole milk 2 large eggs 1 tsp vanilla extract 4 1/4 cups bread flour 1/4 tsp salt 7 tbsp unsalted butter at room temperature (For the Blueberry Puree) 3 heaping cups fresh blueberries 1/2 cup granulated sugar 1 tsp lemon zest 1 tsp lemon juice (To Finish) 1 egg, for egg wash 1 tbsp water, for egg wash 1 tbsp Turbinado Sugar, for sprinkling