1. Preheat oven to 350°F. Grease twenty-four 2 1/2-inch muffin-pan cups.
2. Into large bowl, measure all ingredients; with mixer at low speed, beat until blended. Increase speed to high; beat 2 minutes. Spoon batter into cups. Bake 18 to 20 minutes, until toothpick inserted in center of 1 cupcake comes out clean. Cool in pans on racks 10 minutes; remove from pans; cool completely on racks.