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+ servings
Vegan Boston Cream Cupcakes with pastry cream

Boston Cream Cupcakes

Isa Chandra
Soft vegan vanilla cupcakes filled with silky vegan pastry cream and topped with glossy chocolate ganache. A classic Boston cream pie in cupcake form, updated from Vegan Cupcakes Take Over the World.
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Prep Time 45 minutes
Total Time 3 hours
Course Cupcakes, Dessert
Cuisine American
Servings 12 cupcakes

Ingredients
  

For the Golden Vanilla Cupcakes

  • 1 cup plain unsweetened soy milk
  • 1 teaspoon apple cider vinegar
  • 1 1/4 cups all-purpose flour
  • 2 tablespoons cornstarch
  • 3/4 teaspoon baking powder
  • 1/2 teaspoon baking soda
  • 1/4 teaspoon salt
  • 1/3 cup mild olive oil or any neutral oil
  • 3/4 cup granulated sugar
  • 2 teaspoons pure vanilla extract
  • 1/8 teaspoon almond extract optional

For the Vegan Pastry Cream

  • 1/2 cup plain unsweetened soy milk
  • 1/2 teaspoon agar powder
  • 4 teaspoons cornstarch
  • 5 ounces extra firm silken tofu
  • 1/3 cup granulated sugar
  • Scant 1/8 teaspoon salt
  • 1 1/2 teaspoons pure vanilla extract or two teaspoons vanilla bean paste

For the Chocolate Ganache

  • 1/4 cup soy milk
  • 4 ounces semisweet vegan chocolate chips or chopped chocolate
  • 2 tablespoons maple syrup

Instructions
 

Make the Pastry Cream

  • Pour 1/3 cup soy milk into a small saucepan and sprinkle in the agar powder. Let it sit for 5 minutes, then bring to a gentle boil over medium heat, stirring constantly. Reduce heat and cook about 4 minutes until agar dissolves.
  • Whisk the cornstarch into the remaining soy milk. Slowly pour into the saucepan while stirring.
  • Cook 1 to 2 minutes until very thick like pudding. Remove from heat and chill at least 1 hour.
  • Blend the chilled mixture with silken tofu, sugar, salt, and vanilla until smooth and creamy. Refrigerate at least another hour or until ready to use.

Make the Cupcakes

  • Heat oven to 350°F and line a muffin pan with cupcake liners.
  • Whisk soy milk and vinegar and set aside a few minutes to curdle.
  • In a bowl whisk flour, cornstarch, baking powder, baking soda, and salt.
  • In another bowl whisk oil, sugar, vanilla, almond extract, and soy milk mixture.
  • Add dry ingredients to wet and mix just until smooth.
  • Fill liners about 2/3 full and bake 20 to 22 minutes until a toothpick comes out clean.
  • Cool completely before filling.

Make the Ganache

  • Bring soy milk to a gentle simmer. Remove from heat and add chocolate and maple syrup. Stir until smooth and glossy. Let cool slightly.
  • Microwave method: Combine soy milk, chopped chocolate, and maple syrup in a microwave-safe bowl. Heat in 30-second intervals, stirring between each, until the chocolate is melted and smooth. Usually takes 2 to 3 rounds. Don't overdo it or the chocolate will seize.

Assemble

  • Stick your finger into the center of each cupcake to make a cavity. Insert the tip of a pastry bag filled with pastry cream and pipe firmly while pulling up and out. Smooth the top.
  • Spoon ganache over the tops.
  • Chill about 1 hour before serving.
Keyword Baking, Pastry, Vegan Cupcakes
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