NutrimetryRestaurant nutrition made simple.

☰

Last updated: Aug 9, 2026

Buona Restaurants

Onion Rings

SidesPopular

Buona Restaurants Onion Rings is carb-leaning, with about 62% of macro calories from carb. Each serving has 331 calories, 4g protein, 50g carbs, and 12g fat, making it a lighter restaurant option to compare with larger meals.

1 Serving

Serving Size

Add to Meal Ask AI about this item

331

Calories

Per serving

4 g

Protein

50 g

Carbs

12 g

Fat

Nutrition Facts

Amount per serving

Calories331 kcal

% Daily Value*

Total Fat 12 g15%

Saturated Fat 2.5 g13%

Trans Fat 0.7 g—

Cholesterol 0 mg0%

Sodium 600 mg26%

Total Carbohydrate 50 g18%

Dietary Fiber 4 g14%

Total Sugars 6 g—

Protein 4 g8%

Vitamin A—

Vitamin C—

Vitamin D—

Calcium—

Iron—

Potassium—

Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

331

kcal

Protein4 g (5%)

Carbs50 g (62%)

Fat12 g (33%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density1.2/10

5% of macro calories come from protein.

Satiety index5.6/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate83 min walk

About 33 minutes of running for these calories.

Key Nutrients

Protein 4 g8%

Fiber 4 g14%

Sodium 600 mg26%

Sugars 6 g—

Saturated Fat 2.5 g13%

How we calculate these values

Diet Compatibility

High protein1.2/10 protein density from 4g protein and 331 calories.No

Lower carb50g carbs per serving.No

Low fat12g total fat per serving.No

High sugar6g total sugars per serving.No

High sodium600mg sodium per serving.No

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

Onion Rings has 500 fewer calories than Avocado Jack Burger and 35g less protein. Compare

Onion Rings has 778 fewer calories than Avocado Jack Double Burger and 61g less protein. Compare

Avocado Jack Burger831 kcal · 39 g proteinAvocado Jack Double Burger1,109 kcal · 65 g proteinBBQ Chicken Pizza (1 slice)171 kcal · 9.4 g proteinBBQ Chicken Pizza (6 slices)1,026 kcal · 57 g proteinBeef Family Meal (1 serving)795 kcal · 38 g proteinBeef Family Meal (4 servings)3,178 kcal · 152 g protein

Compare with Avocado Jack Burger

Onion Rings Compared With Nearby Items

Buona Restaurants Onion Rings is listed in the Sides category with 331 calories, 4g protein, 50g carbs, and 12g fat per serving.

Data Source and Methodology

Nutrition values for Onion Rings are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 9, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

Ask AI about this item

Get personalized nutrition advice and meal ideas.

Is this good for muscle gain?Can I eat this while cutting?

Ask AIAsk Nutrimetry AI