Snapper Timbales

Directions

1. 1
   Melt butter in a heavy saucepan over low heat; add flour, stirring until smooth. Gradually add milk; cook over medium heat, stirring constantly, until thickened and bubbly.
2. 2
   Lightly beat egg yolks; gradually stir one-fourth of hot mixture into yolks; add to remaining hot mixture, stirring constantly. Cook, stirring constantly, until mixture thickens. Remove from heat, and stir in fish, salt, and pepper.
3. 3
   Beat egg whites (at room temperature) until stiff peaks form; fold into fish mixture. Spoon into six greased 6-ounce custard cups. Place custard cups in a 13- x 9- x 2-inch baking pan; pour hot water into pan to a depth of 1 inch.
4. 4
   Bake at 350° for 45 minutes or until browned. Remove cups from water; cool slightly. Invert each timbale onto an individual serving plate, and top with Mushroom Sauce. Serve immediately.