You Need: Measuring cups.
You Can Use: Yogurt containers.

And you thought they were good only for storing leftovers. An 8-ounce container, filled to a pinkie's thickness from the rim, holds about 1 cup of flour or liquid. A quart container, filled to the same distance from the rim, holds 4 cups. Use this Band-Aid solution for small-scale cooking — pancakes, rice, soups — rather than for serious baking projects, which demand exact measurements.