Hoppin' John Soup

1 large onion - chopped
1 tablespoon olive oil
1/2 pound kielbasa -- chopped
2 cans black-eyed peas -- drained
1 can navy beans -- drained
1 cup brown rice, cooked
1 teaspoon garlic powder
1/2 teaspoon cayenne pepper -- optional
1/2 teaspoon thymesalt and pepper -- to taste
2 cans chicken broth

In a soup pot, heat oil over medium high heat. Add onion and cook till translucent. Add kielbasa, peas and beans, rice, broth and seasoning. Stir well to blend and heat. Mash beans slightly to help thicken soup (use the back of your spoon or a potato masher). Serve when hot.