Slow Cooked Chicken, Mushroom, Brown Rice & Vegetables

10 boneless skinless chicken thighs
2 cups chicken broth
1 cup sliced mushrooms
1 cup sliced carrots
3/4 cup frozen peas
3/4 cup uncooked brown rice
1 teaspoon minced garlic
2 teaspoons Worcestershire
1 teaspoon Dijon Mustard
1 teaspoon dried sage
1 teaspoon salt
1/2 teaspoon black pepper

Combine all ingredients in slow cooker.  
Cover and cook on low for seven hours.