1 c. chopped cooked ham (1/2 inch cubes)
1 c. chopped up cheddar cheese
2 hard boiled eggs
1/4 c. ketchup
3/4 c. mayonnaise

Mix together all ingredients and put into sandwich rolls and wrap in aluminum foil. Bake at 350 degrees for 10 minutes. You can make extra and freeze then thaw and bake.