3 tablespoons olive oil
1 sweet onion, diced small
1 - 2 stalks celery, diced small
1 green bell pepper, seeded and diced small
1 jalapeno pepper, seeded and minced
1 (4 ounce) can fire-roasted green chiles
3 - 4 cloves garlic, minced
1 teaspoon ground cumin
1/2 teaspoon ground chili powder
1/4 teaspoon cayenne, plus more to taste
6 cups chicken stock
2 (15.8 ounce) cans white beans, such as Great Northern or Cannellini
2 cups fresh or frozen yellow corn (thawed if frozen)
4 cups cooked, shredded chicken (or turkey)
1 1/2 teaspoons Tabasco sauce
6 tablespoons unsalted butter
6 tablespoons all-purpose flour
3/4 cup whole milk (or heavy cream)
Kosher salt and freshly ground black pepper, to taste
Sour cream and grated cheddar, for serving