Cassoulet of Sausages

Name: Cassoulet of Sausages
Ingredients: 1 tablespoon pure olive oil; 1/4 cup water; 4 sweet Italian-style sausages (3/4 pound); 1 onion, peeled and thinly sliced; 5 scallions, cut into 1/2-inch pieces; 2 garlic cloves, peeled and sliced (about 2 teaspoons); 2 cans white kidney beans; 1 teaspoon herbes de Provence; 1/8 teaspoon Tabasco sauce; 1/2 pound kielbasa sausage, peeled if the skin is tough, and cut into 4 pieces; 1/2 pound Canadian bacon, cut into 4 pieces; 3 bread slices; 2 tablespoons safflower or corn oil