Made Simple Recipes - Every Recipe including:

1 1/2 lb Cold roast beef (about 3
-cups chopped)
1 lb Cooked diced potatoes (about
-2 cups)
1 lg Onion, grated
1/4 Green pepper, chopped
1 c Beef stock or gravy
1/3 c Tomato paste
Salt to taste
Fresh ground pepper to taste

1. Chop or grind the roast beef, add the remaining
   ingredients and mix well.
   
2. Turn the mixture into a greased, preheated frying pan and cook, stirring occasionally, until the hash is thoroughly hot.
3. Let cook until brown and crusted underneath.
   
4. Fold the hash over as you would an omelet and turn out
   on a hot platter.