Stuffed Cod Rolls with Fresh Zucchini Sauce

Name: Stuffed Cod Rolls with Fresh Zucchini Sauce
Ingredients: 908 grams fresh cod fillets; 300 grams (about 12 slices) bacon, very thinly sliced; 2 cloves garlic, minced; 1/2 small red onion, diced small; 3 Tbsp olive oil; 3 cups wholewheat bread, cut in small cubes; 2 Tbsp chives, chopped; 1/2 tsp cracked pepper; 3 Tbsp dried summer savory (a substitute could be dill, basil or tarragon); 1/4 cup butter, melted; 2-4 Tbsp warm water; 1/2 cup sunflower seeds, lightly toasted; 350 grams zucchini, chopped; 1/2 cup green onion, sliced; 170 grams fresh mushrooms, sliced; 3 3/4 Tbsp (100 gm) butter,; 1/4 cup flour; 1 tsp seasoned salt; 1/4 tsp pepper; 1 1/2 cups milk; 1 1/2 cups chicken broth