Another firm-fleshed fish, such as halibut or salmon, can be substituted for the striped bass. Broilers vary in heat intensity; move the rack to a lower position if the cauliflower or fish is browning too quickly, or to a higher rack if too slowly.
This recipe was adapted from "Clean: The Revolutionary Program to Restore the Body's Natural Ability to Heal Itself" (HarperOne; 2009). It makes two servings -- you can share with a friend, keep one portion for the next day, or halve the recipe.
Ingredients associated with Mediterranean fish stews -- garlic, fennel, saffron, and seafood -- are brought together in our Provencal potpie, which is served with garlicky aioli; the pie is topped with convenient store-bought puff pastry, whose layers won't overwhelm the lobster, shrimp, bass, and halibut underneath.