This pistachio cake with chocolate ganache is a decadent and delicious dessert that's perfect for any occasion. The cake is made with a combination of flour, sugar, baking powder, salt, eggs, milk, oil, vanilla extract, and pistachio pudding mix. Mix all the ingredients together, pour the batter into a greased cake pan, and bake for 30-35 minutes. Once the cake has cooled, pour a rich and creamy chocolate ganache made with heavy cream and chocolate chips on top for a beautiful and delicious finish.