Not Real Rouladen

Directions

1. 1
   In a large skillet, brown beef and onions. Add mushrooms and garlic salt.
2. 2
   Drain off fat.
3. 3
   Spread dijon mustard lightly and evenly over deli roast beef.
4. 4
   Evenly divide ground beef mixture among deli roast beef slices.
5. 5
   Roll up and secure with toothpicks.
6. 6
   Bring gravy to a boil in skillet; reduce heat.
7. 7
   Place rolls in the gravy in the skillet.
8. 8
   Simmer 20 minutes.