Blueberry Sweet Rolls

Bahan-bahan (12 porsi)

• 1½ cups blueberries
• ⅓ cup granulated white sugar
• 1½ tablespoons cornstarch
• 1 tablespoon freshly squeezed lemon juice
• ½ cup warm water
• 1 teaspoon granulated white sugar
• One .25-ounce envelope active dry yeast ((or 2¼ teaspoons))
• 5 cups all purpose flour
• ⅓ cup granulated white sugar
• ¼ teaspoon kosher salt
• ¾ cup (1½ sticks) salted butter, (at room temperature)
• 2 large eggs, (lightly beaten)
• 1 teaspoon vanilla extract
• ¾ cup warm milk
• 4 tablespoons salted butter, (at room temperature)
• 4 ounces cream cheese, (at room temperature)
• 1 teaspoon vanilla extract
• 2 cups sifted powdered sugar