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Au gratin potatoes nutrition facts

A typical portion of au gratin potatoes (100 g; 100 g, home-prepared from recipe using butter) has 130 calories and 5g of protein (USDA FoodData Central). USDA lists 4 descriptions of it: per 100 g they range from 93 calories (dry mix, prepared with water, whole milk and butter) to 314 (dry mix, unprepared).

Nutrition Facts

Serving size100 g (100g)
Amount per serving
Calories130
% Daily Value*
Total Fat 8g10%
Saturated Fat 4.5g24%
Trans Fat not declared
Cholesterol 25mg8%
Sodium 430mg19%
Total Carbohydrate 11g4%
Dietary Fiber 2g6%
Total Sugars not declared
Includes Added Sugars not declared
Protein 5g10%
Vitamin D 0mcg0%
Calcium 120mg9%
Iron 0.6mg4%
Potassium 400mg8%

* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice. Protein % DV here is not corrected for protein quality.

USDA values per 100 g for Potatoes, au gratin, home-prepared from recipe using butter, scaled to the portion. Check the USDA record.

Protein per 100 g
5.1g
more than 39% of 8,218 USDA reference foods
Calories per 100 g
134
more than 38% of reference foods
Sodium per 100 g
433mg
more than 80% of reference foods

100 g weighs 100 g in USDA's record for Potatoes, au gratin, home-prepared from recipe using butter (FDC 170442).

Where the calories come from: 34% carbohydrate, 51% fat and 15% protein (4 calories a gram of protein or carbohydrate, 9 of fat).

Also rich in

  • Copper0.2 mg in 100 g (100 g), 18% of the Daily Value
  • Vitamin C9.9 mg in 100 g (100 g), 11% of the Daily Value
  • Vitamin B60.2 mg in 100 g (100 g), 10% of the Daily Value

Source: USDA FoodData Central (FDC 170442), every nutrient the record reports; FDA Daily Values, 21 CFR 101.9.

Every form of au gratin potatoes USDA describes

Unprepared has the most calories per 100 g (314); the fewest: Whole milk and butter (93)

Calories per 100 g by USDA description of au gratin potatoesHome-prepared from… (FDC 170442)134Unprepared314Home-prepared from… (FDC 170524)132Whole milk and butter93Calories per 100 g by USDA description of au gratin potatoesHome-prepared from… (FDC 170442)134Unprepared314Home-prepared from… (FDC 170524)132Whole milk and butter93Calories per 100 g by USDA description of au gratin potatoesHome-prepared from… (FDC 170442)134Unprepared314Home-prepared from… (FDC 170524)132Whole milk and butter93Calories per 100 g by USDA description of au gratin potatoesHome-prepared from… (FDC 170442)134Unprepared314Home-prepared from… (FDC 170524)132Whole milk and butter93Calories per 100 g by USDA description of au gratin potatoesHome-prepared from… (FDC 170442)134Unprepared314Home-prepared from… (FDC 170524)132Whole milk and butter93Calories per 100 g by USDA description of au gratin potatoesHome-prepared from… (FDC 170442)134Unprepared314Home-prepared from… (FDC 170524)132Whole milk and butter93Calories per 100 g by USDA description of au gratin potatoesHome-prepared from… (FDC 170442)134Unprepared314Home-prepared from… (FDC 170524)132Whole milk and butter93Calories per 100 g by USDA description of au gratin potatoesHome-prepared from… (FDC 170442)134Unprepared314Home-prepared from… (FDC 170524)132Whole milk and butter93Calories per 100 g by USDA description of au gratin potatoesHome-prepared from… (FDC 170442)134Unprepared314Home-prepared from… (FDC 170524)132Whole milk and butter93
Per 100 g, USDA FoodData Central. The violet bar is the form on the label at left.
All 4 USDA descriptions of au gratin potatoes, per 100 g
USDA descriptionCaloriesProteinFatSodium
Potatoes, au gratin, home-prepared from recipe using butter1345.1 g7.6 g433 mg
Potatoes, au gratin, dry mix, unprepared3148.9 g3.7 g2,095 mg
Potatoes, au gratin, home-prepared from recipe using margarine1325.1 g7.6 g433 mg
Potatoes, au gratin, dry mix, prepared with water, whole milk and butter932.3 g4.1 g439 mg

Every nutrient in this record (65)

The portion is 100 g (100 g); % DV is for that portion.

Energy, macronutrients and sugars (11)
NutrientPer portionPer 100 g% DV
Protein5.06 g5.06 g10%
Total lipid (fat)7.59 g7.59 g10%
Carbohydrate, by difference11.3 g11.3 g4%
Ash2.09 g2.09 g
Energy134 kcal134 kcal
Water74.0 g74.0 g
Fiber, total dietary1.80 g1.80 g6%
Cholesterol23.0 mg23.0 mg8%
Fatty acids, total saturated4.73 g4.73 g24%
Fatty acids, total monounsaturated2.15 g2.15 g
Fatty acids, total polyunsaturated0.28 g0.28 g
Minerals (10)
NutrientPer portionPer 100 g% DV
Calcium, Ca119 mg119 mg9%
Iron, Fe0.64 mg0.64 mg4%
Magnesium, Mg20.0 mg20.0 mg5%
Phosphorus, P113 mg113 mg9%
Potassium, K396 mg396 mg8%
Sodium, Na433 mg433 mg19%
Zinc, Zn0.69 mg0.69 mg6%
Copper, Cu0.16 mg0.16 mg18%
Manganese, Mn0.16 mg0.16 mg7%
Selenium, Se2.70 µg2.70 µg5%
Vitamins (14)
NutrientPer portionPer 100 g% DV
Retinol61.0 µg61.0 µg
Vitamin A, RAE64.0 µg64.0 µg7%
Vitamin D (D2 + D3)0 µg0 µg0%
Vitamin C, total ascorbic acid9.90 mg9.90 mg11%
Thiamin0.064 mg0.064 mg5%
Riboflavin0.12 mg0.12 mg9%
Niacin0.99 mg0.99 mg6%
Pantothenic acid0.39 mg0.39 mg
Vitamin B-60.17 mg0.17 mg10%
Folate, total11.0 µg11.0 µg
Vitamin B-120 µg0 µg0%
Folic acid3.00 µg3.00 µg
Folate, food8.00 µg8.00 µg
Folate, DFE13.0 µg13.0 µg3%
Amino acids (18)
NutrientPer portionPer 100 g% DV
Tryptophan0.070 g0.070 g
Threonine0.19 g0.19 g
Isoleucine0.28 g0.28 g
Leucine0.44 g0.44 g
Lysine0.38 g0.38 g
Methionine0.12 g0.12 g
Cystine0.044 g0.044 g
Phenylalanine0.25 g0.25 g
Tyrosine0.23 g0.23 g
Valine0.33 g0.33 g
Arginine0.20 g0.20 g
Histidine0.15 g0.15 g
Alanine0.16 g0.16 g
Aspartic acid0.57 g0.57 g
Glutamic acid1.14 g1.14 g
Glycine0.11 g0.11 g
Proline0.46 g0.46 g
Serine0.28 g0.28 g
Fatty acids (12)
NutrientPer portionPer 100 g% DV
SFA 4:00.24 g0.24 g
SFA 6:00.13 g0.13 g
SFA 8:00.074 g0.074 g
SFA 10:00.17 g0.17 g
SFA 12:00.17 g0.17 g
SFA 14:00.76 g0.76 g
SFA 16:02.09 g2.09 g
SFA 18:00.91 g0.91 g
MUFA 18:11.84 g1.84 g
PUFA 18:20.17 g0.17 g
PUFA 18:30.10 g0.10 g
MUFA 16:10.19 g0.19 g

Source: USDA FoodData Central, FDC 170442: every value the record reports, per 100 g as USDA gives it and scaled to the portion; Daily Values: 21 CFR 101.9.

Source: USDA FoodData Central (SR Legacy, Foundation Foods and Survey foods), April 30, 2026 release.

Questions

How many calories are in au gratin potatoes?

130 in 100 g (100 g) of home-prepared from recipe using butter; 93 to 314 per 100 g across USDA's descriptions.

How much protein is in au gratin potatoes?

5g in 100 g; 5.1 g per 100 g.

How much sodium is in au gratin potatoes?

430mg in 100 g; 433 mg per 100 g. Salt added in cooking changes it: USDA lists salted and unsalted forms separately where it measured both.

Sources for this page
USDA FoodData Central
the food and product records, April 30, 2026 release. fdc.nal.usda.gov
FoodData Central documentation
what each data type is and how branded records are submitted. fdc.nal.usda.gov
USDA Food and Nutrient Database for Dietary Studies
the survey foods and their portions. ars.usda.gov
21 CFR 101.9, Nutrition labeling of food
the label format, rounding and Daily Values. ecfr.gov
FDA, How to Understand and Use the Nutrition Facts Label
the 5% and 20% Daily Value rule. fda.gov