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Last updated: Aug 9, 2026

Fatz Southern Kitchen

Onyum Burger

BurgersPopular

Fatz Southern Kitchen Onyum Burger is fat-leaning, with about 54% of macro calories from fat. Each serving has 865 calories, 43g protein, 55g carbs, and 52g fat, making it better suited to carb-aware planning than low-carb goals.

1 Serving

Serving Size

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865

Calories

Per serving

43 g

Protein

55 g

Carbs

52 g

Fat

Nutrition Facts

Amount per serving

Calories865 kcal

% Daily Value*

Total Fat 52 g67%

Saturated Fat 13 g65%

Trans Fat 0 g—

Cholesterol 132 mg44%

Sodium 1,442 mg63%

Total Carbohydrate 55 g20%

Dietary Fiber 2 g7%

Total Sugars 7 g—

Protein 43 g86%

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

865

kcal

Protein43 g (20%)

Carbs55 g (26%)

Fat52 g (54%)

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

Meal Planning Insights

Protein density5/10

20% of macro calories come from protein.

Satiety index10/10

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

Activity estimate216 min walk

About 87 minutes of running for these calories.

Key Nutrients

Protein 43 g86%

Fiber 2 g7%

Sodium 1,442 mg63%

Sugars 7 g—

Saturated Fat 13 g65%

How we calculate these values

Diet Compatibility

High protein5/10 protein density from 43g protein and 865 calories.Yes

Lower carb55g carbs per serving.No

Low fat52g total fat per serving.No

High sugar7g total sugars per serving.No

High sodium1,442mg sodium per serving.Yes

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

Onyum Burger has 147 more calories than 10 oz Top Sirloin and Broccoli and 18g less protein. Compare

Onyum Burger has 416 more calories than 6 oz Top Sirloin and Broccoli and 5g more protein. Compare

10 oz Top Sirloin and Broccoli718 kcal · 61 g protein6 oz Top Sirloin and Broccoli449 kcal · 38 g proteinBaby Back Ribs, Full Rack1,176 kcal · 45 g proteinBaby Back Ribs, Half Rack588 kcal · 22 g proteinBaked Potato329 kcal · 8 g proteinBaked Potato with Butter393 kcal · 8 g protein

Compare with 10 oz Top Sirloin and Broccoli

Onyum Burger Compared With Nearby Items

Fatz Southern Kitchen Onyum Burger is listed in the Burgers category with 865 calories, 43g protein, 55g carbs, and 52g fat per serving.

Data Source and Methodology

Nutrition values for Onyum Burger 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

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