Chocolate Chip Vanilla Custard Brioches Suisses Homemade Pastry - Yummy Gusto

Ingredients

• 3 1/2 cups all-purpose flour
• 1/4 cup granulated sugar
• 2 1/4 teaspoons active dry yeast
• 1/2 teaspoon salt
• 1/2 cup warm milk
• 2 large eggs
• 1/2 cup unsalted butter, softened
• 1 cup whole milk
• 2 egg yolks
• 2 tablespoons cornstarch
• 1 teaspoon vanilla extract
• 1 tablespoon unsalted butter
• 1/2 cup chocolate chips
• 1 large egg
• 1 tablespoon milk