To aid in washing dishes, add a tablespoon of baking soda to your soapy water--it softens hands while cutting through grease!
Substitute half applesauce for the vegetable oil in your baking recipes. You'll greatly reduce the fat content! (Example: 1/2 cup vegetable = oil 1/4 cup applesauce + 1/4 cup oil)
To determine whether an egg is fresh, immerse it in a pan of cool, salted water. If it sinks, it is fresh; if it rises to the surface, throw it away.
Spray your Tupperware with nonstick cooking spray before pouring in tomato- based sauces. No more stains!