Boston Cream Donuts Recipe: How to Make It

Ingredients

• 1 package (1/4 ounce) active dry yeast
• 1 cup warm 2% milk (110° to 115°)
• 3-1/2 cups all-purpose flour, divided
• 1 large egg, room temperature
• 2 large egg yolks, room temperature
• 3/4 cup sugar, divided
• 1/2 teaspoon kosher salt
• 1/4 cup butter, melted
• 1 teaspoon vanilla extract
• Oil for deep-fat frying
• PASTRY CREAM:
• 1/2 cup sugar
• 1/4 cup cornstarch
• 2 cups whole milk
• 4 large egg yolks, room temperature
• 2 tablespoons butter, cubed
• GLAZE:
• 4 ounces semisweet chocolate chips
• 1/3 cup heavy whipping cream