Egg Sandwich = Bread + Butter + Egg
Cheese Sandwich = Bread + Butter + Cheese
Salami Sandwich = Bread + Butter + Salami
Egg Cheese Sandwich = Bread + Butter + Egg + Cheese
Egg Salami Sandwich = Bread + Butter + Egg + Salami
Cheese Salami Sandwich = Bread + Butter + Cheese + Salami
Egg Cheese Salami Sandwich = Bread + Butter + Egg + Cheese + Salami
(I hope this helped you and other people<3)