You can make changes to the recipe as well; if you want to add 1/2 cup mushrooms for example, Italian sausage instead of beef. (drizzledwithflavor.com)
Of course, I have made a few changes to the recipe since I used to make them as a girl. (justalittlebitofbacon.com)
I made this tonight, and while I usually make all sorts of changes to recipes, this one was perfect just as is. (vegkitchen.com)