Corn Chowder with cumin

2 tablespoons butter 1/4 small yellow onion , diced 2 tablespoons all-purpose flour 3 cups chicken stock 2 lbs frozen corn kernels , thawed 10 roma tomatoes ,[...]

1 lb bacon 4 cups chicken broth 4 cups diced potatoes 1 diced onion 2 (8 1/4 ounce) cans creamed corn 1 (15 ounce) bag frozen corn 2 cups heavy cream 1[...]