Cajun Shrimp and Rice

28 ounce can diced tomatoes
14 ounce can chicken broth
1 cup chopped onions
1 cup chopped green bell pepper
1 6- to 6-1/4-ounce package long-grain and wild-rice mix, such as Uncle Ben's
¼ cup water
2 garlic cloves, chopped
½ tsp Cajun seasoning
1 pound cooked, shelled and deveined shrimp
Hot-pepper sauce (optional)

Directions
1. In a 3-1/2- or 4-quart slow cooker, combine tomatoes with their juices, chicken broth, onions, bell pepper, rice mix with seasoning packet, water, garlic, and Cajun seasoning.
2. Cover; cook on low-heat setting 5 to 6 hours or on high-heat setting 3 to 3 1/2 hours.
3. Stir shrimp into rice mixture. Cover; cook for 15 minutes longer at high-heat setting. Sprinkle with hot-pepper sauce if desired.