Used when ingredients are combined until indistinguishable in a mixture, often in recipes or cooking instructions. Mix the spices into the stew until you can't see them anymore.
Pro Tip 2/3
Gradual Process
Implies adding something slowly and bit by bit to achieve a smooth and even result. Gradually mix the milk into the flour to avoid lumps.
Pro Tip 3/3
Invisibility Aim
The aim is to make something disappear visually within another substance, resulting in a uniform appearance. Mix the powder into the paint until it's completely invisible.