Goal:
how do you spread butter on toast?
Answer:
rub it on with a knife.

Goal:
To seal metal fixtures after removing tarnish and rust,
Answer:
use a clear enamel spray

Goal:
Re-lubricating a bike chain
Answer:
First, use a chain lubricant around each link that needs lubricating after cleaning them. Then wipe off the excess lubricant with a clean cloth or rag.

Goal:
To add butter to dry ingredients like flour.
Answer:
Add butter to the dry ingredients and using a pastry blender, cut in the butter into the flour mixture until it resembles coarse meal.