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.
Heat the oil in a very large pot over medium heat. Add the fennel, onion, shallots, and salt and saute until the onion is translucent, about 10 minutes. Add the garlic and 3/4 teaspoon of red pepper flakes, and saute 2 minutes. Stir in the tomato paste.