Mom's Sponge Cake

Ingredients

• 4 large eggs
• 2 cups white sugar
• 2 cups all-purpose flour
• 2 teaspoons baking powder
• 0.5 teaspoons salt
• 1 cup milk
• 0.25 cups unsalted butter , cut into pieces
• 2 teaspoons vanilla extract

Instructions

1. 1

   Preheat the oven to 350 degrees F (175 degrees C). Grease and flour a 9x13-inch baking pan.

2. 2

   Beat eggs in a stand mixer fitted with the whisk attachment on high speed until thick and lemon-colored, about 3 minutes. Gradually add sugar, beating until mixture is thick, about 5 minutes. Fold flour, baking powder, and salt into the batter by hand.

3. 3

   Microwave milk in a microwave-safe bowl until it begins to bubble, about 1 minute. Add butter and stir until melted. Stir in vanilla.

4. 4

   Pour hot milk mixture into the batter; blend on low speed until well combined and smooth. Pour into the prepared pan.

5. 5

   Bake in the preheated oven until a toothpick inserted in the center comes out clean, 25 to 30 minutes.