Allow butter and eggs to stand at room temperature for 30 minutes.
Grease and flour two 9 x 1 1/2 inch or 8 x 1/2 inch round cake pans, or one 13 x 9 x 2 inch baking pan and set aside.
Combine flour, baking powder and salt and set aside.
In a large mixing bowl beat butter on medium to high for 30 seconds.
Add sugar gradually, 1/4 cup at a time until well combined, scraping the sides of the bowl.
Decrease speed to medium and beat for 2 minutes more.
Add eggs, one at a time and beat after adding each egg.
Beat in vanilla.
Add flour mixture and milk alternately to mixing bowl and beat on low speed after each addition just until combined.
Spread batter into prepared pans.
Bake at 375°F for 20-25 minutes for 9 inch pans; 30-35 minutes for 8 inch pans; 25-30 minutes for 13 x 9 x 2 or until wooden toothpick comes out clean.
Cool cakes of wire rack for 10 minutes. Remove cakes from pans and cool thoroughly on the wire racks.
Frost with desired frosting or use my Quick Vanilla Sauce recipe for a super yummy sauce topping!