In place of bread crumbs—which, like all leavened products, are forbidden at Passover—Russ Pillar coats the mild fish with well-seasoned matzo meal. More Amazing Seafood Recipes
In a bowl, beat the egg and water with a pinch of salt. In a shallow baking dish, toss the matzo meal with the pepper, garlic powder and 1 1/2 teaspoons of salt.
Dip the trout fillets in the beaten egg, then dredge in the matzo meal mixture; transfer to a baking sheet.
Heat 3 tablespoons of oil in each of 2 large nonstick skillets. Add 4 fillets, skin side up, to each skillet and cook over moderately high heat until browned at the edges, 5 minutes. Turn and cook until the skin is crisp and the fish is just opaque throughout, about 3 minutes. Transfer to a platter and sprinkle with salt. Serve with the Oregano Oil.