1 slice fully-cooked ham, chopped into small pieces (about 2 Tablespoons) 
 1 slice cheese, chopped into small pieces (about 2 Tablespoons) OR 2 Tablespoons shredded cheese
 2 Tablespoons chopped green pepper
 1 Tablespoon chopped onion
 2 Tablespoons milk
 1 teaspoon butter (optional)
 Pinch of salt (about 1/16 teaspoon or more to taste)