Calories in White Castle Classic Cheese Sliders With Grilled Onions On Our Signature Bun

High Protein Low Sugar
Instrument — Food Profile
100g
Calories

327.00

kcal
Protein

15.40

g
Carbs

27.90

g
Fat

17.30

g
Fiber

1.00

g
Sugar

2.88

g

Curious about the nutritional profile of white castle classic cheese sliders with grilled onions on our signature bun? Whether you are tracking your macros or just want to know how many calories it contain, you are in the right place. A standard 100g serving of white castle classic cheese sliders with grilled onions on our signature bun provides 327.00 calories, 15.40g of protein, and 27.90g of carbs.

Serving Size Variations

Portion Size Calories Protein Carbs Fat
100g (Standard) 327.00 kcal 15.40g 27.90g 17.30g
1 oz (28g) 92 kcal 4.3g 7.8g 4.8g
2 sandwiches (104g) 340 kcal 16.0g 29.0g 18.0g

Vitamins & Minerals

Nutrient Amount
Calcium 97.00 mg
Iron 2.88 mg
Potassium 212.00 mg
Sodium 596.00 mg
📊 Data Source: USDA FoodData Central Database (FDC ID: 2677894)
🩺 Reviewed by Ashwini Yadav Last Updated: July 2026

Nutrition FAQs

How many calories is in white castle classic cheese sliders with grilled onions on our signature bun?

100 grams of white castle classic cheese sliders with grilled onions on our signature bun contains exactly 327.00 calories.

How many calories is in 1 2 sandwiches of white castle classic cheese sliders with grilled onions on our signature bun?

A single 2 sandwiches (104g) of white castle classic cheese sliders with grilled onions on our signature bun provides 340 calories.

Is white castle classic cheese sliders with grilled onions on our signature bun a good source of protein?

Yes, it is high in protein with 15.40g per 100g, making it great for muscle growth.

Is white castle classic cheese sliders with grilled onions on our signature bun keto-friendly?

No, white castle classic cheese sliders with grilled onions on our signature bun has 27.90g of carbs per 100g, which may disrupt ketosis.