I made a 61% lard, 12% tallow, 12% CO, 10% Castor oil, 5% OO. I chose those proportions based on the remaining amount of tallow in the fridge :) Made a nice, hard, creamy, mild bar (52 conditioning, 9 cleansing on soapcalc).
Used Biscayne Bay water instead of distilled water, and maybe that...