Strawberry Shortcake Birthday Cake A Proper Celebration

Ingredients

• 3 cups (360g) all-purpose flour, plus more for dusting
• ⅓ cup (67g) granulated sugar
• 1 tablespoon baking powder
• ½ teaspoon baking soda
• ½ teaspoon salt
• ¾ cup (170g) cold unsalted butter, cut into ½-inch cubes
• 1 cup (240ml) buttermilk, cold
• 2 large eggs
• 2 tablespoons heavy cream, for brushing
• 2 tablespoons granulated sugar, for sprinkling
• 4 pounds (1814g) fresh strawberries, hulled and sliced
• ½ cup (100g) granulated sugar
• 2 tablespoons lemon juice
• 3 cups (720ml) heavy cream, cold
• 6 tablespoons (75g) powdered sugar
• 1 teaspoon vanilla extract
• 2 teaspoons cornstarch
• 2 teaspoons cold water
• 1 tablespoon of Grand Marnier or other orange liqueur (optional)