Cream Cheese Dessert Coffee Cake

Ingredients

• 1 (0.25oz) package (7g) or 2 1/4 teaspoons Red Star Active Dry Yeast
• 1/4 cup water (warm, 110-115°F)
• 1 tablespoon granulated sugar, divided
• 2 1/2 cups all-purpose flour
• 1 teaspoon table salt
• 1 cup unsalted butter (cut into pieces)
• 4 large egg yolks
• 2 (8oz) packages cream cheese (softened)
• 1 cup granulated sugar
• 1 large egg yolk
• 1 1/2 cups blueberries (optional)
• 1 cup powdered sugar
• 1 teaspoon vanilla extract
• 2 to 3 tablespoons water
• 1 large egg white (slightly beaten)
• 1/2 cup pecans (finely chopped)