If it's not it won't taste as good. Kill it first and then boil it. Simmer it for 5 minutes - don't boil it. Or maybe barbecue it. Get a good recipe and use a good cheese like Gruyere.
Souffles are very complicated.
Buy a good book or look in the BBC Food website. Olivier always wanted to eat from plastic bags and from the fridge and loathed anything fresh and it's only now he's discovering good food. Sebastian loves good food and could have been a good chef. When they were small I always gave them homemade food. Something very simple like floating islands made with fresh eggs and vanilla simmered together topped with poached meringue and caramel.