How to Make Foil Sandwiches
- Fry bacon and onions until browned. Drain well.
- Add ketsup and simmer for 5 minutes.
- Spread each bun with cheese whiz. Add 2 slices of chipped beef and 2 tablespoons of bacon mixture.
- Wrap each sandwich in foil. Place all sandwiches on a baking pan and bake for 15 minutes at 350 degrees.
- After baking, these wrapped sandwiches may be kept warm in a slow cooker on low.