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Per 100g
Nutrition data source: USDA FoodData Central
Common measurement equivalents in grams
A classic Mexican taqueria topping, this simple mix of finely diced white onion and fresh cilantro, brightened with lime juice, adds a clean, crisp, and zesty crunch. It's the essential final touch for authentic street-style tacos.
A classic, vibrant mix of finely diced white onion, fresh cilantro, and tangy lime juice. This simple relish, often served with tacos and grilled meats in Mexican-American cuisine, adds a crunchy, zesty burst of freshness and is ready in just 10 minutes.
A fresh, zesty topping of finely diced white onion and cilantro, brightened with a squeeze of lime. This simple relish, a staple in Mexican and Tex-Mex cuisine, is the perfect finish for tacos, chili, or grilled meats, ready in just 10 minutes.
Yes, white onions are highly nutritious. They are rich in antioxidants and Vitamin C, which support immune function and protect cells from damage. They also contain prebiotics that promote gut health and compounds that may improve heart health.
A 100g serving of diced white onion contains approximately 40 calories and 9.34g of carbohydrates. It is a low-fat ingredient with only 0.1g of fat and provides about 1.1g of protein.
Yes, white onions can be included in a keto diet when used in moderation. While they contain about 9.34g of carbs per 100g, the typical serving size used for flavoring dishes is small enough to fit within most daily carbohydrate limits.
Yes, diced white onion is a natural vegetable and is both 100% vegan and gluten-free. It is a safe and flavorful addition for individuals with celiac disease or those following a plant-based diet.
Diced white onions are versatile and can be sautéed, caramelized, or boiled. Sautéing them in a little oil or butter until translucent is the most common method to bring out their natural sweetness for use in soups, stews, and stir-fries.
White onions have a sharper, more pungent flavor and a crunchier texture than yellow onions. They are slightly less sweet when raw, making them a popular choice for Mexican cuisine, salsas, and garnishes.
Once diced, white onions should be stored in an airtight container in the refrigerator. They typically stay fresh for 7 to 10 days, though their odor may become stronger and more pungent over time.
Diced White Onion is a versatile ingredient found in cuisines around the world. With 40 calories per 100g and 1.1 grams of protein, it's a nutritious addition to many dishes.
Explore more ingredients in the vegetable category with complete nutrition information.
View all vegetable →Discover 1 recipes featuring diced white onion with step-by-step instructions.
Browse recipes →Yes, you can freeze diced white onions for up to 6-8 months. Place them in a freezer-safe bag and squeeze out the air; they are best used in cooked dishes after freezing as they will lose their crisp texture upon thawing.
Yes, diced white onions are safe and common to eat raw. They provide a sharp bite and crunch to salads, sandwiches, and tacos, and eating them raw preserves the highest levels of Vitamin C and beneficial sulfur compounds.
Spoiled diced onions will often appear slimy, develop dark spots or mold, and emit a sour or unpleasant odor. If the onions feel soft or mushy rather than crisp, they should be discarded.