The Best Chicken Stroganoff

1/4 cup butter
1 medium onion, chipped
1/2 cup celery, chopped
1/2 pound fresh mushrooms, sliced
2 pounds skinless, boneless chicken breasts, cut into 1-inch cubes
1/3 cup all-purpose flour
1/2 cup cranberry juice
1 cup chicken broth
2 tablespoons lemon juice
1 cup sour cream
Wide egg noodles

Melt butter in skillet and saut