Crock Pot Sausage and Barley Jambalaya

Name: Crock Pot Sausage and Barley Jambalaya
Ingredients: 1 lb Italian sausage (mild or 1 lb hot removed from casing); 2 onions, finely chopped; 2 garlic cloves, minced; 1 long red chilies or 1 jalapeno pepper, finely chopped; 2 teaspoons cajun seasoning (see Tips, below); 1 teaspoon dried oregano leaves; 1 teaspoon salt; 1⁄2 teaspoon cracked black peppercorns; 1 cup pearl barley, thoroughly rinsed under cold running water; 1 (28 ounce) can tomatoes with juice, coarsely chopped (28 oz/796 mL); 3 cups chicken stock; 8 ounces medium shrimp, cooked, peeled and deveined; 1 roasted red pepper, finely chopped (see Tips, below)