Corn Chowder without dijon

1/2 lb bacon , cooked and crumbled, reserve 2 TBSP bacon fat 1 small onion , chopped 1 stalk celery , chopped 2 tablespoons flour 3 1/2 cups milk 1/4 teaspoon[...]

1/2 cup chopped thinly sliced cooked ham 1 1/2 cups 1% low-fat milk 1 (1 lb) bag frozen whole kernel corn 1 can condensed cream of celery soup 2 green onions[...]