Grass fed beef fat does go quite yellow over time. Usually when the cow gets old though. Good (young) grass fed beef fat can be very white though.
I like the smell of rendering lard and I don't find it that strong.
The "Seven Deadly Sins"
• Grains (wheat/rice/oats etc) . . . . . • Dairy (milk/yogurt/butter/cheese etc) . . . . .• Nightshades (peppers/tomato/eggplant etc)
• Tubers (potato/arrowroot etc) . . . • Modernly palatable (cashews/olives etc) . . . • Refined foods (salt/sugars etc )
• Legumes (soy/beans/peas etc)