Heavenly Vanilla Layer Cake with Buttercream Frosting

Ingredients

• 2 ½ cups all-purpose flour
• 1 ½ cups granulated sugar
• 1 cup unsalted butter, softened
• 1 cup whole milk
• 4 large eggs
• 2 ½ tsp baking powder
• 1 tsp vanilla extract
• ½ tsp salt
• 1 cup unsalted butter, softened (for frosting)
• 4 cups powdered sugar
• 2 tbsp heavy cream
• 2 tsp vanilla extract (for frosting)
• Pinch of salt (for frosting)