For Judy in Phoenix (7 March 2009 newsletter):

Chocolate Mayonnaise Cake
3 c unsifted all purpose flour
1 1/2 c sugar
1/3 c cocoa
2 1/4 t baking powder
1 1/2 t baking soda
1 1/2 c mayonnaise
1 1/2 c water
1 1/2 t vanilla

Grease 2 8 inch pans - flour only bottoms. Sift dry ingredients into large bowl. Blend in mayonnaise. Gradually stir in water and vanilla until smooth and blended. Pour into pans. Bake at 350F 30 to 40 minutes. Use cake tester. Cool 13 minutes and remove from pan. Cool completely and frost as desired.
[Source unkn]
Victor in Chandler AZ

http://www.nancyskitchen.com