1 piece (medium) of Oven-Baked Vegetable Au Gratin (150 g) has 165 calories. That works out to 110 calories per 100 g. It contains 15.8 g of carbs, 4.8 g of protein, 9.3 g of fat and 3.2 g of fiber. Its 315 µg of Vitamin A covers 35% of the Daily Value. Its glycemic index is 45 (low), so it raises blood sugar slowly.

What is Oven-Baked Vegetable Au Gratin?

Oven-Baked Vegetable Au Gratin takes inspiration from the French gratin: chunks of vegetables such as zucchini, cauliflower, broccoli, carrots and potatoes are baked in a creamy sauce beneath a browned cheese topping. Recipes vary, so you can use whatever sturdy vegetables are in season and adjust the richness of the sauce.

The vegetables turn tender while the top becomes golden and slightly crisp, making each spoonful creamy with a little bite. In France it may be served as a side or a simple main, and it fits just as easily on an everyday dinner table elsewhere, alongside a salad or roast. It provides vegetables and some fibre, while the cream and cheese contribute much of its richness; use a lighter milk-based sauce if you prefer.

Oven-Baked Vegetable Au Gratin Nutrition Facts

Selected: 100 g

110

KCAL / 100G

Carbs

10.5g

· 4% DV

Protein

3.2g

· 6% DV

Fat

6.2g

· 8% DV

Fiber

2.1g

· 8% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 38% · Protein 12% · Fat 50%

Oven-Baked Vegetable Au Gratin Vitamins & Minerals

Vitamins

Vitamin A

210µg · 23% DV

Vitamin K

21µg · 18% DV

Vitamin C

11mg · 12% DV

Biotin

2.3µg · 8% DV

Minerals

Sodium

230mg · 10% DV

Zinc

1mg · 9% DV

Phosphorus

65mg · 9% DV

Calcium

78mg · 8% DV

How Nutritious Is Oven-Baked Vegetable Au Gratin?

Nutrient density

Medium

48/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Medium

44/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Oven-Baked Vegetable Au Gratin Glycemic Index

GLYCEMIC INDEX

Low

0 Low5570100

GLYCEMIC LOAD

Low

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Oven-Baked Vegetable Au Gratin

To burn the 110 calories in 100 g:

🚶

27min

Walking (5 km/h)

🏃

11min

Running (8 km/h)

🚴

15min

Cycling

🏊

13min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

Is Oven-Baked Vegetable Au Gratin Processed?

NOVA 3

Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Oven-Baked Vegetable Au Gratin Contain Allergens?

Contains these allergens:

Gluten free

Dairy yes

Eggs free

Peanuts free

Tree nuts free

Fish free

Soy free

Sesame free

Which Diets Is Oven-Baked Vegetable Au Gratin Good For?

Vegan

— Not suitable

Vegetarian

✓ Suitable

Gluten-Free

— Not suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Oven-Baked Vegetable Au Gratin Fat Profile

SATURATED

2.7g

MONOUNSATURATED

1.7g

POLYUNSATURATED

0.4g

⚖️

Omega 6:3 ratio 5.8:1

Above the ideal 4:1 (5.8:1).

Compare Oven-Baked Vegetable Au Gratin

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Foods Similar to Oven-Baked Vegetable Au Gratin

🍅

Tomato

18 kcal

🥗

Mixed Green Salad

18 kcal

🫑

Red Pepper

31 kcal

🥄

Boiled Beetroot

44 kcal

🫑

Green pepper

20 kcal

🥗

Potato Salad

110 kcal

🥗

Arugula

25 kcal

🥕🥦🍆

Oven-Roasted Mixed Vegetables

65 kcal

Frequently Asked Questions About Oven-Baked Vegetable Au Gratin

How do you make oven-baked vegetable au gratin?

Oven-baked vegetable au gratin is made by layering cooked or partly cooked vegetables with a creamy sauce, then topping them with cheese and baking until golden. Cut the vegetables to similar sizes so they cook evenly and the finished dish holds together.

What vegetables go in oven-baked vegetable au gratin?

Oven-baked vegetable au gratin commonly includes potatoes, zucchini, cauliflower, broccoli, and carrots. You can swap in seasonal vegetables, but briefly pre-cook firm ones so softer vegetables do not turn mushy while everything bakes.

Does oven-baked vegetable au gratin use béchamel or cream?

Oven-baked vegetable au gratin can be made with either béchamel or a cream-based sauce. Béchamel gives it a thicker, classic coating, while cream is a simpler option; spread the sauce evenly so the vegetables do not dry out.

Why is my oven-baked vegetable au gratin watery?

Oven-baked vegetable au gratin often turns watery when vegetables release excess moisture or are added while still wet after boiling. Drain and dry them well before assembling, and avoid making the sauce too thin.

Can you prepare oven-baked vegetable au gratin ahead of time?

Yes, you can assemble oven-baked vegetable au gratin ahead and refrigerate it covered before baking. Add the cheese topping close to baking time for a fresher crust, and allow for a little extra oven time if the dish is cold.

How long does oven-baked vegetable au gratin take to bake?

Oven-baked vegetable au gratin takes longer when its vegetables are raw or cut into large pieces, so doneness matters more than a fixed time. It is ready when the sauce bubbles, the top is golden, and a fork slides easily into the vegetables.

Can you make oven-baked vegetable au gratin with frozen vegetables?

Yes, frozen vegetables work in oven-baked vegetable au gratin. Thaw and drain them thoroughly first, since excess water can thin the sauce. Skip or shorten any pre-cooking step to keep the vegetables from becoming too soft.

How long does leftover oven-baked vegetable au gratin last in the fridge?

Store leftover oven-baked vegetable au gratin in a covered container in the refrigerator and eat it within a few days. Refrigerate it promptly after serving rather than leaving it at room temperature, and reheat portions until hot throughout.

Can you freeze oven-baked vegetable au gratin?

Yes, oven-baked vegetable au gratin can be frozen, although the creamy sauce may separate slightly and the vegetables may soften after thawing. Freeze it in an airtight container, then thaw it in the refrigerator and reheat it until hot.

What should you serve with oven-baked vegetable au gratin?

Serve oven-baked vegetable au gratin with a crisp green salad, soup, or grilled fish or chicken. Because the gratin is already creamy and filling, a fresh, lightly dressed side is an especially good contrast.

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Nutrition data compiled from USDA FoodData Central and scientific sources.

· Last updated: September 24, 2026