question: What is a good beer pairing for Pistachio layer cake?
answer: A great choice for Pistachio layer cake is Ace Of Citra (Single-Hopped Session IPA.). Here's the recipe:
  This Single-Hopped Session IPA. features a complex malt bill including Pale Ale (2.3 kilograms), Maris Otter (1.3 kilograms), and Caramalt (0.5 kilograms). The hopping schedule uses Citra (3.75grams @ start), and Citra (12.5grams @ middle) for balanced bitterness and aroma. Let the wort sit for 30 minutes after flameout before cooling to get the most out of that last hop addition.