Pinto Bean Chili

For the Beef and Bean Chili:

1 pound dried pinto beans
2 pounds ground beef
1 medium onion, chopped
3 celery ribs, chopped
3 tablespoons all-purpose flour
4 cups water
2 tablespoons chili powder
2 tablespoons ground cumin
1/2 teaspoon sugar
1 can (28 ounces) crushed tomatoes
2 teaspoons cider vinegar
1-1/2 teaspoons salt
For the Chili Cheese Quesadillas:

2 cans (4 ounces each) chopped green chiles
12 flour tortillas (6 inches)
3 cups shredded cheddar cheese
3 teaspoons canola oil
Optional toppings: Corn off the cob, chopped red onion, sliced jalapeno pepper, sour cream
Instructions: