Whitefish And Vegetable Gratin - cooking recipe

Ingredients

1 large yellow onion, sliced and separated into rings
1 1/2 lbs white fish fillets (snapper, cod, or sole)
1/4 - 1/2 teaspoon dried basil
salt
fresh ground black pepper
3 ounces mushrooms, sliced
1 tomatoes, sliced
1/3 cup dry white wine
3/4 cup dried breadcrumbs
1/4 cup butter, melted
1/4 cup freshly grated parmesan cheese

Preparation

Preheat oven to 400\u00b0.
Arrange onion slices in a lightly oiled 13x9 inch glass baking dish.
Place fillets on top and sprinkle with basil, salt, and pepper.
Arrange mushrooms on top of fish; then tomato slices.
Pour wine around fish fillets.
In a small bowl, toss bread crumbs with melted butter.
Spread on top of fillets and sprinkle with Parmesan cheese.
Bake, uncovered, until fish flakes when tested with a fork; 10-15 minutes.