Combine ingredients (except nuts). Beat ... 2 pkgs. instant pistachio pudding Spread between layers and frost both sides of cake. Sprinkle with chopped nuts.
Preheat oven to 275°F. Combine cake mix, eggs, water, oil, and two packages of pudding and mix well according to ... 1 pkg. of pistachio pudding to a 10 oz ... cooled cake, and refrigerate.