To make Onion Chutney, you start out by heating two teaspoons of oil in a pan. If you’re looking for something to go with your onion chutney, look no further. Made it easy, simple and quick for you. The most popular curry on the site – animal-friendly, quick and very tasty. This will give your chutney a stunning red color. Banana curry – a creamy, smooth curry. Vegan chickpea curry – our true queen of curries. Steps. Reduce to a simmer and cook until thick, 15 min. If you’re just after the recipe, feel free to skip to the bottom. Add the onions, ½ cup water, ketchup, curry powder, and sugar to a saucepan and bring to a boil. Lower the flame and add in 1 whole red chili, half an onion, thinly sliced, two medium sized tomatoes, chopped and my secret ingredient tomato paste, just two tablespoons.