Ingredients
- 2 pounds ground beef (80/20 preferred)
- 1 packet onion soup mix
- 1/2 cup water
- 6-8 burger buns
Instructions
- Put beef into a large bowl.
- Sprinkle soup mix evenly across the surface.
- Add water.
- Mix gently with your hands until combined and divide into equal portions.
- Form patties slightly wider than the buns then grill or pan-cook until done.
- Top with caramelized onions and Swiss cheese. Cook mushrooms in butter and pile them on top.