I made this recipe and the top of the soap in my mold had cracked. What's wrong. 4 oz mango butter,4 oz kokum butter, 12 oz coconut oil, 14 oz olive oil, 16 oz palm oil, 2 oz shea butter, 20 oz palm kernal, 1.5 oz beeswax, 10.9 lye, 31 oz water. I really need a good recipe for lavender soap. thanks for the help