luncheon loaf

Luncheon loaf is a processed meat product sold in loaves or slices, typically made from ground pork, beef, or a combination, mixed with fillers and seasonings.

It's served cold in sandwiches or as part of a deli spread.

The term covers various commercial products like olive loaf and pickle loaf, as well as generic store brands: She picked up some luncheon loaf at the deli counter.