Oil squeeze. Keep your cooking oil handy by pouring it into a squeeze bottle like the ones used for catsup. You can easily control the amount of oil you want to use for cooking and the plastic bottle take up less space on shelves than cooking oil cans.
Tough cookie. When your cookies become hard, place an apple in your cookie jar. This will soften up the cookie and give them a yummy apple scent.

Creamier gelatin. For a creamier, tastier flavor, add one cup of plain yogurt to your gelatin dessert.
Moldy cheese. Slice the molds off cheese with a knife dipped in vinegar. Dip the knife in vinegar after each slice. The vinegar kills the mold and it keeps the mold from coming back.
Scale fish. Place the fish in a large can, pour boiling water over it, and remove quickly, immediately drop into cold water. To scale fish, use a round steel pot cleaner instead of knife. Rubbing vinegar over the fish beforehand makes scaling easier, too.

Prevent cake from sticking. Hold the cake pan over flame for five to eight seconds; the cake should come out perfectly.
Ginger root. To keep ginger root fresh, bury it in a pot on the garden until needed, then rebury it.
Curly bacon. When you dip the bacon into cold water before frying, there will be no "curly bacon" for breakfast.
Sprinkle salt. Sprinkle a little salt to your knife or cutting board so pieces won't stick to it.
Lettuce fresh. Washing it thoroughly keep the lettuce fresh for days. Separating the leaves and putting them into a tin with an airtight cover.
Hard lemons. Lemons are hard to open. To soften them, cover with boiling water and let it stand for few minutes.
Lanzones peelings. Dry them and burn them over charcoal to smoke to get rid of mosquitoes.
Garlic bulbs. Bury them in grain and the bulbs will eliminate bugs and weevils.
White potatoes. Potatoes much improved if peeled and laid in cold water overnight. They are whiter and nicer in the morning.
Cleaning tray. Shake a little flour on them, then take a clean soft duster and rub it lightly to the tray. This will remove all spots.
No more cooking oil. If you run out of oil while frying meat, use a few tablespoons of mayonnaise instead.
Coffee stain. If the stain is still wet, pour boiling water through it twice and wash.
Chocolate stain. Soak in a solution of borax and warm water (1 tbs. to 1/2 pint), wash in hot soapy water, rub lather into remaining stain.

Tips for odor-free kitchen

To eliminate persistent odor, keep trash outside or in garage
A bowl of vinegar in the oven or microwave will remove odor.
Run orange or other citrus peel with boiling water to add fresh scent to the house.
A box of baking soda will eliminate odor in the refrigerator and freezer.

Source:

Olaso, Flor, "Home Keeper." Chic 337

MOD Observation MOD VOL. XXXI No. 1413