Regrow veggies

Strange but true: spring onions will regrow from their white ends. Just put them in a glass of water and let them get some sunlight. You can snip the green ends every few days for practically endless seasoning.
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Say "cheese" to milk

If it’s can be hard to finish your milk before it expires, but don’t wait for it to curdle. Instead, set some aside and make cottage cheese.
Reuse your daily grind

Used coffee grounds can keep ants away. Plus, they can get rid of odours, stimulate your potted plants, and more, which makes them worth holding onto.
Check out the scientific secret behind the perfect cup of coffee.