“PAA (what is your preferred form of address?):”
You can follow the methods of Davar Katan:
http://www.theyeshivaworld.com/coffeeroom/topic/kezayis-only-for-pesach#post-518615
http://www.theyeshivaworld.com/coffeeroom/topic/kezayis-only-for-pesach#post-518674
http://www.theyeshivaworld.com/coffeeroom/topic/kezayis-only-for-pesach#post-518782
http://www.theyeshivaworld.com/coffeeroom/topic/soft-matza-this-pesach#post-518752
http://www.theyeshivaworld.com/coffeeroom/topic/soft-matza-this-pesach#post-518752