elegant creamy fish au gratin

Ingredients For elegant creamy fish au gratin

• 1 c

  chicken or vegetable broth or stock
• 1 Tbsp

  flour
• 1 Tbsp

  butter
• 1/2 tsp

  salt
• 1/4 tsp

  dried parsley flakes
• 1/4 tsp

  pepper
• pinch ground thyme
• 1/4 c

  heavy cream
• 1 and 1/2 lb

  sole, trout, pike or other white fish
• 1/2 c

  sliced, sauteed mushrooms (or use canned) (optional)
• 3 Tbsp

  grated parmesan, swiss, or gruyere cheese
• 2 Tbsp

  dry bread crumbs
• 1 Tbsp

  melted butter
• 1 tsp

  lemon juice (optional)
• fresh chopped parsley