Headcheese, pork: slice (1 oz) (4" x 4" x 3/32" thick) to Grams
Quick answer
One slice (1 oz) (4" x 4" x 3/32" thick) of headcheese, pork weighs 28 grams.
1 slice (1 oz) (4" x 4" x 3/32" thick)28 g
Reference serving (nutrition facts)100 g
Source: USDA FoodData Central - SR Legacy (2018-04) (USDA household portion weight)