Irish Apple Cake | Mama's Cooking

Ingredients

• ***For the cake:***
• 1 stick butter, cold and cut into small cubes, plus more, to taste, softened, for greasing the pan
• 3 cups plus 3 tablespoons all-purpose flour, divided
• 1 tablespoon baking powder
• 3/4 teaspoon kosher salt
• 1/2 teaspoon ground ginger
• 1 teaspoon ground cinnamon
• 1/4 teaspoon ground allspice
• 1/4 teaspoon ground nutmeg
• 1 cup granulated sugar
• 3 large eggs
• 1 cup heavy cream
• 2 teaspoons pure vanilla extract
• 1 large Granny Smith apple, thinly sliced into 1/4-inch pieces
• 3 tablespoons demerara sugar
• ***For the custard sauce:***
• 1/3 cup granulated sugar
• 4 large egg yolks
• 1 1/4 cups heavy cream