Cioppino with fish

2 tablespoons oil 1 1/2 lbs striped bass fillets or 1 1/2 lbs skinless cod , cut into serving pieces 1 lb shelled and deveined shrimp (fresh or frozen) 1 1/2[...]

4 tablespoons olive oil 1/4 cup chopped fennel 3 tablespoons chopped yellow onions 3 tablespoons minced shallots 3 garlic cloves , minced 1/4 cup dry white[...]

3 tablespoons olive oil 1 3/4 cups onions , chopped (about 1 onion) 1 cup green bell pepper , chopped (about 1 pepper) 1/2 teaspoon crushed red pepper flakes[...]