Watergate Cake
["1 box white cake mix", "1 box instant pistachio pudding and pie filling", "3 eggs", "1 c. Wesson oil", "1 c. club soda", "1/2 c. pecans"]
["Mix and beat 4 minutes.", "Bake in 9 x 12 x 2-inch pan at 350\u00b0 for 30 or 40 minutes."]
["white cake mix", "eggs", "Wesson oil", "club soda", "pecans"]