Toast them and add to couscous with some golden raisins. Grind them and use as coating for sauteed fish.
Chop finely, use to coat the outside of goat cheese, and serve on top of figs (HillJ).
Use them in pesto instead of pine nuts. tm makes a Sicilian-style pesto with almonds, pistachios, basil, olive oil, mint, red pepper flakes, and tomatoes.
Grind them into a paste and use as the base for a beautiful green pistachio souffl