Vanilla Butter Cake with Buttermilk Sauce

Preheat the oven to 350°F (175°C) and grease a 9×13-inch baking pan.

Mix Dry Ingredients:
In a bowl, whisk together the flour, baking powder, baking soda, and salt. Set aside.

Cream Butter and Sugar:
In a large mixing bowl, cream together the softened butter and granulated sugar until light and fluffy.

Add Eggs and Vanilla:
Add the eggs one at a time, beating well after each addition. Then, mix in the vanilla extract.

Alternate Adding Dry Ingredients and Milk:
Gradually add the dry ingredients and milk to the butter mixture, alternating between them, beginning and ending with the dry ingredients.

Bake the Cake:
Transfer to Pan:
Pour the batter into the prepared baking pan and smooth the top.

Bake:
Bake for 35-40 minutes, or until a toothpick inserted into the center comes out clean.

Cool Slightly:
Let the cake cool slightly while you prepare the buttermilk sauce.

Make the Buttermilk Sauce:
Cook Sauce:
In a saucepan over medium heat, melt the butter. Stir in the granulated sugar, buttermilk, vanilla, and baking soda. Cook, stirring frequently, until the mixture is smooth and slightly thickened.
Assemble & Serve:
Pour Sauce:
While the cake is still warm, pour the warm buttermilk sauce over the cake. Let it soak in for a few minutes before slicing and serving.
Serving and Storage Tips: