Cheeseburger Soup

1/2 lb. ground beef
3/4 c. chopped onion
3/4 c. chopped carrots
3/4 c. chopped celery
3 T butter
3 c. chicken broth
4 c. diced potatoes
1/4 c. flour
8 oz. Velveeta, cubed
1 1/2 c. whole milk
3/4 tsp. salt
1/2 tsp. pepper

Brown ground beef, drain, set aside. Boil onions, carrots, celery, and potatoes until tender, drain, add chicken broth, milk, & meat. Add cheese until melted. Melt butter and add flour, cook and stir 3-5 minutes and add to soup until blended. Add salt and pepper.