Baked Cod Casserole - cooking recipe

Ingredients

2 tablespoons extra virgin olive oil (divided)
2 medium onions, very thinly sliced
1/3 lb button mushroom, thinly sliced
1 cup dry white wine
1 1/4 lbs cod (cut into 4 pieces)
2 teaspoons chopped thyme
1/2 teaspoon kosher salt
1/2 teaspoon fresh ground black pepper
2 pinches crushed red pepper flakes (optional)
1 1/2 cups finely chopped whole-wheat country bread (about 2 slices)
1/2 teaspoon paprika
1/2 teaspoon garlic powder (we used roasted garlic) or 1/2 teaspoon roasted garlic (we used roasted garlic)
1 cup finely shredded gruyere cheese or 1 cup swiss cheese

Preparation

Preheat oven to 400\u00b0F.
Heat 1 T of oil in a large ovenproof skillet over medium-high heat.
Add onions and cook stirring often, until just starting to soften, 5-7 minutes.
Add mushrooms until starting to get dry.
Add wine, increase heat to high and cook, stirring often, until the wine is slightly reduced, 2-4 minutes.
Place cod on the onions and sprinkle with thyme, salt, pepper, & 2 pinches crushed red pepper flakes (if using).
Cover the pan tightly with foil; transfer to the oven and bake for 12 minutes.
Toss the bread with the remaining 1 Tablespoon oil; paprika and garlic powder in a small bowl.
Spread the bread mixture over the fish and top with cheese.
Bake, uncovered, until the fish is opaque in the center, about 10 minutes more.