1. Preheat grill for high heat. 2. In a medium bowl, mix together potato, cheese, and mushrooms. 3. In a large bowl, mix hamburger with onion soup mix; form into patties. 4. Make a pocket in each hamburger, stuff with potato mix, and seal. 5. When ready to grill, brush grate with oil. 6. Cook over high heat for 3 to 5 minutes on each side. 7. Serve hot. ---------------------------------------------------------------------------
Nutrition
Ingredients