Easy & Comforting Bake Swedish Walnut Delight Cake

Ingredients

• 1 ½ cups all-purpose flour
• 1 tsp baking powder
• ½ tsp baking soda
• ¼ tsp salt
• ½ cup unsalted butter, softened
• 1 cup granulated sugar
• 3 large eggs
• 1 tsp vanilla extract
• ½ cup whole milk
• 1 cup walnut halves, toasted and roughly chopped
• ½ cup unsalted butter, softened (for frosting)
• 1 ½ cups powdered sugar
• 1-2 tbsp milk or cream (for frosting)
• 1 tsp vanilla extract (for frosting)