National Onion Day is celebrated every year on June 27 to honour one of the most versatile and essential ingredients in global cuisine, the humble onion. From soups and curries to salads and stir-fries, onions play a vital role in adding flavour, texture, and aroma to countless dishes. This day not only recognizes the culinary value of onions but also appreciates the hard work of farmers who cultivate this staple crop. Whether consumed raw, saut茅ed, caramelized, or pickled, onions have a remarkable ability to enhance the taste of any meal. To celebrate National Onion Day 2025 on June 27, we bring you classic onion recipes that you can prepare at home. How to Make Delicious Matcha Drinks at Home? Easy Recipe Ideas For a Healthier, Tastier and Refreshing Everyday Boost. Beyond the kitchen, onions also offer impressive health benefits. They are rich in antioxidants, vitamins, and sulphur compounds that support heart health, reduce inflammation, and strengthen the immune system. National Onion Day is a great opportunity to learn more about the nutritional power of onions and explore new ways to include them in everyday meals. As you observe National Onion Day 2025, here are famous onion recipes that you can try to celebrate the day. 1. French Onion Soup (France): French Onion Soup is a beloved classic from France, known for its rich, deep flavours and comforting warmth. The dish begins with a generous amount of thinly sliced onions, which are slowly caramelized in butter until they turn golden brown and release their natural sweetness. These onions are then simmered in a robust beef broth, often flavoured with thyme, garlic, and bay leaves. Watch Recipe Video of French Onion Soup: 2. Onion Bhaji (India): Onion Bhaji is a popular Indian snack and appetizer, often enjoyed with evening tea or as a starter in Indian restaurants. It consists of thinly sliced onions mixed with a spiced batter made from chickpea (gram) flour, turmeric, chili powder, cumin, and sometimes fresh herbs like coriander or curry leaves. The mixture is deep-fried in small batches until the bhajis become crisp and golden on the outside while remaining soft inside. Watch Recipe Video of Onion Bhaji: 3. Blooming Onion (USA): The Blooming Onion is a dramatic and indulgent American appetizer often found at steakhouses. A large, sweet onion is cut to resemble a blooming flower, with the segments carefully spread out while keeping the base intact. It is then dipped in seasoned flour, a spiced batter, and deep-fried to a golden, crispy finish. The result is a large, crunchy, petal-like presentation that’s perfect for sharing. Watch Recipe Video of Blooming Onion: 4. Cipollini Agrodolce (Italy): Cipollini Agrodolce is a refined Italian side dish that showcases the sweet and tangy possibilities of onions. Small, flat cipollini onions are used for their mild, naturally sweet flavour. They are first peeled and lightly saut茅ed or blanched, then gently braised in a reduction of red wine vinegar and sugar, sometimes with olive oil and chili flakes for depth. The result is an 鈥渁grodolce鈥 or sweet-and-sour glaze that coats the onions beautifully, enhancing their natural sweetness with a pleasant tang. Watch Recipe Video of Cipollini Agrodolce: 5. Onion Tart (France): The Onion Tart, or tarte 脿 l鈥檕ignon, is a savoury French pastry that beautifully balances rich, sweet onions with creamy custard in a flaky crust. To prepare it, onions are slowly saut茅ed in butter until they鈥檙e soft, golden, and slightly caramelized, bringing out their natural sweetness. These are then combined with a mixture of cream, eggs, and occasionally grated cheese like Gruy猫re, along with a hint of nutmeg or pepper. This filling is poured into a prepared tart crust and baked until set with a lightly golden top. Watch Recipe Video of Onion Tart: Onions are far more than just a kitchen staple, they are the foundation of countless beloved dishes across cultures and cuisines. From the rich, cheesy depths of French Onion Soup to the crispy spice of Indian Onion Bhajis, and from the eye-catching Blooming Onion to the elegant simplicity of Cipollini Agrodolce and the savoury delight of a French Onion Tart, onions demonstrate their incredible versatility and flavour-enhancing qualities. Celebrating these dishes on National Onion Day reminds us of how one humble ingredient can bring depth, warmth, and personality to our plates. Whether fried, caramelized, roasted, or braised, onions remain a culinary hero worldwide.