Blooming Onion

The Blooming Onion, also known as an onion blossom, is a large onion cut to resemble a flower, deep-fried, and served with a zesty dipping sauce. It typically features a whole onion, seasoned flour or batter, and is often associated with American casual dining, particularly in steakhouses and sports bars.

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🍽️ Nutrition at a glance

This dish is high in fat and carbohydrates due to the deep-frying process and batter coating, with minimal protein. A single serving can range from 800 to 1,500 calories, depending on size and preparation, and provides some vitamin C and fiber from the onion itself.

Nutrition breakdown

Calories	1500 kcal
Protein	18 g
Carbs	130 g
Fat	100 g
Fiber	12 g
Sugar	15 g
Sodium	2200 mg
Potassium	450 mg
Vitamin C	15 mg
Iron	3.5 mg
Calcium	120 mg
Vitamin B6	0.4 mg
Folate	55 mcg
Magnesium	50 mg
Phosphorus	200 mg

Per 1 blooming onion (approx. 350 g) · estimated, varies by recipe

💡 What's interesting

Culturally, the Blooming Onion became a popular novelty item in the United States in the 1980s, often shared as an appetizer in social settings. Nutritionally, it's a unique example of how a vegetable can be transformed into a indulgent treat, highlighting the contrast between its original healthy form and its fried, calorie-dense presentation.