21. Cooked beans can be successfully frozen in their cooking water.
22. Did you know, for instance, that lemon juice added to the cooking water for rice makes the rice whiter and fluffier?
23. Discard egg cooking water and add butter to same pan.
24. Discard the cooking water.
25. Drain the cauliflower, but reserve the cooking water.
26. Drain the cooked pasta but leave a bit of cooking water clinging to the macaroni.
27. Drain the spaghetti, keeping a few tablespoons of the cooking water aside.
28. Drain, reserving a cup of the cooking water.
29. Drain, reserving cooking water, and force potatoes through a ricer or whip thoroughly with a hand-held mixer.
30. Drain pot, reserving about half a cup of cooking water.