Add Red Onions to a range of dishes which has a light sweet flavour. Onions are also consumed raw in the form of salad. They can be dipped in flour and fried for a scrumptious evening snack, widely known as onion Pakoras which can be relished with chutneys. Onions are also used in burgers, pizzas, sandwiches, hot dogs and many more. An onion a day may help keep the doctor away since they are rich in vitamin C, sulphuric compounds, flavonoids and other phytochemicals. Onions are an excellent source of heart-healthy, cancer-fighting quercetin and contain disease-fighting polyphenols.