Passion Fruit Sponge Cake

Ingredients

• 2 1/2 cups cake flour
• 2 1/2 teaspoons baking powder
• 1/4 teaspoon baking soda
• pinch of salt
• 1 cup (2 sticks) salted butter, softened to room temperature
• 1 3/4 cups granulated sugar
• 4 large egg yolks, room temperature
• 2 teaspoons pure vanilla extract
• 1 cup full fat milk, at room temperature
• 1 tablespoon lemon juice
• 2 large egg whites, room temperature
• 1/8 teaspoon cream of tartar
• 1 cup passionfruit juice, seeds and pulp removed
• 4 large egg yolks
• 4 large eggs
• 1 1/4 cups granulated sugar
• 2 teaspoons vanilla extract
• 1 1/2 cups + 1 tablespoon unsalted butter, room temperature
• 1 1/2 cups heavy cream, very cold