Halibut baked in cream

2 lbs halibut steaks salt and pepper 1 cup heavy whipping cream 1 (16 ounce) can diced tomatoes or 2 very ripe tomatoes , peeled and diced 1 medium onion ,[...]

2 lbs halibut fillets 2 cups sour cream 4 tablespoons chopped dill pickles 4 tablespoons chopped onions 4 tablespoons chopped green peppers (or red or yellow)[...]