Heat oven to 350°F. Grease and flour oblong pan 9 X 13, or 2 round layer pans, 8 or 9 X 1 ½ inches.
Beat all ingredients in large mixer bowl on low speed, scraping bowl constantly, 30 seconds; beat on high speed, scraping bowl occasionally, 3 minutes.
Pour into pan(s)
Bake until wooden pick inserted in center comes out clean, 40 to 45 minutes; cool.