Check out these tips to lower cholesterol with lifestyle changes: 1  Reduce all fats in your diet. Pay particular attention to saturated fats.  Try to exercise 30 minutes a day. Go for a walk around the block after lunch or dinner, spend time in the garden, or ride bikes with the kids.
Dry the onion skins. After the onions are harvested, spread them out in a ventilated area so that the skins can harden. Do not remove the leaves. Allow the onions to cure for two to four weeks. Dry the onions in an area away from sunlight and humidity. Sunlight can taint the taste of the onions and make them bitter.
When I use fresh onions, we store the unused parts for up to a week in our fridge in either a ziploc or a sealable rubbermaid-style container. For particularly pungent onions they go in the crisper drawer to keep the smell from being too strong in the rest of the fridge, but usually they're just on one of the shelves. Stilltasty says 2-3 days but my personal experience says otherwise.