Hamburger Gravy and Biscuits

"Serve this meaty milk gravy over noodles, mashed potatoes or homemade biscuits."
INGREDIENTS:
2 pounds lean ground beef
1/4 cup all-purpose flour
1 quart milk salt and pepper to taste
1 teaspoon onion salt
1/2 C. Sour Cream
1 small onion, chopped
1 can of veggies(otional)
(optional)
DIRECTIONS:
1. Place hamburger and fresh chopped onion in a large, deep skillet. Crumble and cook over medium high heat until evenly brown. Remove from heat and sprinkle flour over cooked hamburger. Stir until evenly coated and all fat is absorbed.
2. Place skillet over medium heat, add 1/2 of milk and stir until gravy begins to thicken. Add remaining milk until desired consistency has been reached and gravy comes to a boil.Add sourcream and veggies. Season with salt, pepper and onion salt.
3. Serve over mashed or boiled potatoes, toast or biscuits.