This is because shortening has a higher melting point than butter! This factor keeps the cookie from spreading as much. As an alternative, you could try lard. The melting point of lard is just under shortening, so you should get similar results. Jon@KAF
September 21, 2015 at 5:53pm
In reply to I loved homemade Chocolate Chip Cookies. I use 1/2 butter flav… by Patty (not verified)