Sparkling Chocolate Truffle Champagne Cake

Ingredients:

Chocolate Cake:

1 3/4 cups all-purpose flour
1 1/2 cups granulated sugar
3/4 cup unsweetened cocoa powder
1 1/2 teaspoons baking powder
1 1/2 teaspoons baking soda
1 teaspoon salt
2 large eggs
1 cup whole milk
1/2 cup vegetable oil
2 teaspoons vanilla extract
1 cup boiling water
Chocolate Truffle Filling:

1 cup heavy cream
8 oz dark chocolate, chopped
2 tablespoons unsalted butter
Champagne Buttercream:

1 cup unsalted butter, softened
4 cups powdered sugar
1/4 cup champagne
2 teaspoons vanilla extract
Edible glitter or sparkling sugar for decoration
Directions:
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