instruction:
In this task the focus is on physical knowledge about the world. Given the provided goal task in the input, describe a process that would lead to the asked outcome. This process often involves physical motions with objects, such as moving them, arranging them in a certain way, mixing them, shaking them, etc. 
question:
buttermilk substitution
answer:
add vinegar or lemon juice to an equal amount of milk. let stand.


question:
What ingredients do I need to make raspberry bark>
answer:
To make raspberry bark, you will need white chocolate and raspberries


question:
The best nail to use at every crossing of a roofing job
answer:

The use of a 160 mil nail at every crossing is the best.