Lard has less saturated fat than butter, and it's great in pie crusts. I can't speak to its other baking applications because I stick to butter for cookies and muffins and such, but experimenting with less butter when combined with lard to produce the total fat called for in such recipes might be worthwhile.
buff 1. n. 1. A soft, thick, undyed leather made chiefly from the skins of buffalo, elk, or oxen. 2. A military uniform coat made of such leather.
Buffday meaning in Urban Dictionary. The combination of a birthday with a strenuous work out.