Brown Rice Jambalaya

Name: Brown Rice Jambalaya
Ingredients: 2 tablespoons olive oil; 1 lb chicken piece (thighs or breasts, I used skinless or boneless); 1⁄2 lb smoked sausage, cut into 1/2-inch pieces (spicy chorizo can be used); 1 cup chopped onion; 1 cup chopped celery; 1 cup chopped green pepper; 2 garlic cloves, smashed; 1 cup brown rice; 3 cups chicken stock; 1⁄4 teaspoon salt; 1⁄4 teaspoon fresh ground pepper; 1⁄4 teaspoon cayenne pepper; 1⁄2 cup chopped fresh cilantro or 1⁄2 cup parsley; 1 -2 sliced jalapeno pepper