In a large mixing bowl, combine the flour, sugar, baking powder, and salt; add eggs, melted butter, vanilla extract, and milk. Mix until smooth.
1 1/2 cups All-purpose flour, 1 cup Granulated sugar, 3 Large eggs, 1/2 cup Unsalted butter, 1 teaspoon Vanilla extract, 1/2 cup Whole milk, 1 1/2 teaspoons Baking powder, Pinch Salt