Clam Chowder with tenders

3 (6 1/2 ounce) cans clams , with liquid 6 potatoes 1 onion 6 cups milk 12 tablespoons flour 6 tablespoons butter salt and pepper 1 Peel and cut the potatoes[...]

3 (6 1/2 ounce) cans minced clams , juice reserved 4 cups half-and-half 2 cups diced celery 1 large onion , finely chopped 4 -5 potatoes , cut into small[...]