Chocolate Mayonnaise Cake

(Remember this one from the 70's & even before it was a Depression-Era cake when eggs were scarce)

3 c. unsifted flour
1 1/2 tsp baking soda
1 1/2 c sugar
1 1/2 c mayonnaise
1/3 c cocoa
1 1/2 c. water
2 1/4 tsp baking powder
1 1/2 tsp vanilla

Grease 2 (9 x 1 1/2") layer pans- you may use a tube cake pan instead if desired;
Line bottoms with waxed paper or grease. Sift together dry ingredients into a large bowl. Stir in mayonnaise. Gradually stir in water & vanilla until smooth. Pour into prepared pans. Bake in 350 degree oven about 30 min or until cake springs back when touched. Cool. Remove from pans. Top with chocolate glaze.