Mexican Beef with flour

1 1/2 lbs beef stew meat , cut into 1 inch pieces 2 tablespoons flour 1 tablespoon vegetable oil 1 cup onion , coarsley chopped 1 (15 ounce) can pinto beans ,[...]

2 tablespoons butter 3 tablespoons flour 3/4 cup chicken broth 1/2 cup milk 1 teaspoon salt 1/4 teaspoon garlic powder 1/8 teaspoon white pepper 8 ounces[...]