Premium organic yellow onions in a convenient 5-pound bag from Costco. These versatile onions are ideal for everyday cooking, offering a balance of sweetness and sharp flavor that enhances soups, sauces, stir-fries, and roasted dishes. Yellow onions are naturally low in calories and sodium while providing essential nutrients like vitamin C, vitamin B6, manganese, and dietary fiber.

These organic onions are rich in antioxidants, particularly quercetin, and sulfur-containing compounds that support heart health, reduce inflammation, and may help regulate blood sugar levels. Research suggests that regular onion consumption is linked to improved bone density, particularly in postmenopausal women, and may reduce the risk of certain cancers. The 5-pound bag provides excellent value for families and meal preppers.

Store whole onions in a cool, dry place with good air circulation for up to two months. Do not store in plastic bags. When cutting onions, leaving the root end intact can help reduce eye irritation.

Nutrition per medium onion (143g): 54 calories, 1.2g protein, 12g carbohydrates (2.7g fiber), 0.1g fat. Good source of vitamin C (13% DV), manganese (9% DV), and vitamin B6 (6% DV). Low in sodium with 260mg potassium per serving.