1/4 cup butter

3/4 cup onion, chopped

White Onion, Large

3 (14 ounce) cans chicken broth

3 cloves garlic

2 bay leaves

1/2 teaspoon cayenne pepper

1 teaspoon Cajun seasoning

salt and pepper to taste

4 ears corn, kernels cut from cob

1/2 cup half-and-half

3 tablespoons all-purpose flour

1/2 cup milk

16 ounces fresh lump crabmeat