Mousselines are a lighter version of the classic French quenelles, but without breadcrumbs. They are poached first in fumet (fish stock), then served "en gratin" in sauce normande.
Pan-Seared Alaska Sole with California Raisin Mousseline
Mousselines #26 Fish Tec Prue Leith's Confident Cooking Recipe Page
Roasted White Fish with Potato Mousseline, Recipes
Seafood Mousseline with Tomato broth
Fish Mousseline Terrine - The Captain & The Cook
Skate fish with white asparagus in mousseline sauce and watercress
Cod with Creamy Potato Mousseline and Black Sauce
Fish Mousseline with Sauce Nantua : Recipes : Cooking Channel
Dragon's Kitchen: Poached Salmon with Mousseline Sauce
Fish Mousseline Terrine - The Captain & The Cook
Fish Mousseline Terrine - The Captain & The Cook
Julia Child's mousselines de poisson à la maréchale, unexpected
Tony Bilson: Trout mousseline with yabby sauce
Cod w/ Cauliflower Mousseline & Xérès Emulsion - Chef's Pencil