Simplify the following text for a Grade 10 native English-speaking person.
Original: Oscar Tschirky , the famed maÃ tre d' hÃ tel , was so impressed with the dish that he put it on the breakfast and luncheon menus but substituted ham and a toasted English muffin for the bacon and toast .
Simplified: Oscar Tschirky , the maÃ tre d' hÃ tel , was so impressed with the dish that he put it on the breakfast and luncheon menus but substituted ham and a toasted English muffin for the bacon and toast .