Campbell's Gumbo Casserole

Ingredients

• two 10.75-ounce cans campbell's condensed light chicken gumbo soup
• 1 soup-can of water
• 1 teaspoon dried and minced onion
• 1/2 teaspoon cajun seasoning
• 1/2 teaspoon garlic powder
• 1 cup frozen okra, thawed
• 3/4 cup uncooked instant white rice
• 1/2 pound cooked ham, diced
• 1/2 pound peeled and deveined cooked shrimp