⏱ 35 min total

Polenta with Mushroom Topping

Name: Polenta with Mushroom Topping
Prep time: 5 min
Cook time: 30 min
Total time: 35 min
Yield: 1 serving
Ingredients: 1 cup Water; ⅛ tsp Salt; ⅛ tsp Black pepper; ¼ cup Yellow cornmeal; ¹⁄₁₆ cup Olive oil; ¼ lb White mushrooms; ¼ medium Onion; ½ cloves, minced Garlic; ¼ tsp Italian seasoning

Per 1 serving · 425 g · 9 ingredients

Calories

269

13%
of a 2,000 cal day

Protein
6.4g
9% of calories
Carbs
30g
43% of calories
Fat
15g
48% of calories

Portion

✓ Cholesterol free

At a glance

One serving of Polenta with Mushroom Topping (425 g) has 269 calories, with 6.4 g of protein, 30 g of carbohydrates and 15 g of fat. Most of its energy comes from fat (48% of calories). It is high in riboflavin (b2) (39% DV), niacin (33% DV) and Vitamin B6 (20% DV).

Per 100 g

63cal

low energy density

Protein per 100 cal

2.4g

Net carbs

26g

carbs minus fiber

Fiber

3.6 g sugar

High in

20%+ of the daily value

Riboflavin (B2)39%
Niacin33%
Vitamin B620%
Pantothenic acid37%
Iron23%
Phosphorus26%

Good source of

10–19% of the daily value

Dietary fiber14%
Vitamin E14%
Thiamine18%
Potassium11%
Magnesium13%
Zinc11%

Watch

20%+ of the daily value

Nothing notable

Ingredients

For one serving. Tap an ingredient to see its nutrition.

Directions

Prep 5 minCook 30 min

1
In a heavy saucepan over high heat, bring water to a boil with salt and pepper. Slowly pour in cornmeal, stirring constantly with a wooden spoon. Reduce heat to low and cook 20 minutes, stirring frequently as the mixture thickens.
2
Using a wet spatula spoon the cornmeal mixture (polenta) 1/2 inch thick onto a sheet of wax paper. Set aside to cool.
3
Preheat oven to broil. Lightly grease a baking sheet.
4
Heat oil in a large skillet over high heat. Cook mushrooms, onion, garlic and herbs in the hot oil until mushrooms are tender.
5
Cut cooled polenta into squares and place on prepared baking sheet. Broil until browned on both sides. Serve with mushroom sauce.

Vitamins & minerals

Amounts for 1 serving (425 g). Bars show % of the daily value.

Vitamins

Nutrient	Amount	% Daily Value
Vitamin A	3 μg	0%
Vitamin C	5 mg	5%
Vitamin D	0.2 μg	1%
Vitamin E	2 mg	14%
Vitamin K	9 μg	7%
Thiamine	0.2 mg	18%
Riboflavin (B2)	1 mg	39%
Niacin	5 mg	33%
Vitamin B6	0.3 mg	20%
Folate (B9)	32 μg	8%
Vitamin B12	0 μg	2%
Pantothenic acid	2 mg	37%
Choline	28 mg	5%

Minerals

Nutrient	Amount	% Daily Value
Calcium	16 mg	2%
Iron	2 mg	23%
Potassium	498 mg	11%
Magnesium	53 mg	13%
Phosphorus	182 mg	26%
Zinc	1 mg	11%
Copper	0.4 mg	42%
Manganese	0.3 mg	15%
Selenium	16 μg	28%

Full breakdown · 43 more nutrients

Nutrient	Amount	% Daily Value
Alanine	0.4 g	—
Alpha Linolenic Acid (ALA)	0 g	—
Alpha carotene	19 μg	—
Arginine	0.3 g	—
Aspartic acid	0.4 g	—
Beta carotene	31 μg	—
Caffeine	0 mg	—
Cystine	0 g	—
Docosahexaenoic Acid (DHA)	0 g	—
Docosapentaenoic Acid (DPA)	0 g	—
Eicosapentaenoic Acid (EPA)	0 g	—
Fluoride	0.4 μg	—
Fructose	1 g	—
Galactose	0 g	—
Glucose	2 g	—
Glutamic acid	1 g	—
Glycine	0.2 g	—
Histidine	0.2 g	—
Hydroxyproline	0 g	—
Isoleucine	0.2 g	—
Lactose	0 g	—
Leucine	0.4 g	—
Lycopene	0 μg	—
Lysine	0.2 g	—
Maltose	0 g	—
Methionine	0.1 g	—
Monounsaturated fats	10 g	—
Phenylalanine	0.2 g	—
Polyunsaturated fats	2 g	—
Proline	0.3 g	—
Retinol	0 μg	—
Serine	0.3 g	—
Starch	0 g	—
Sucrose	0.3 g	—
Theobromine	0 mg	—
Threonine	0.2 g	—
Total omega 3	0 g	—
Total omega 6	0 g	—
Tryptophan	0 g	—
Tyrosine	0.1 g	—
Valine	0.4 g	—
Vitamin D2	0.2 μg	—
Vitamin D3	0 μg	—

Burning 269 calories

Estimated for a 70 kg (154 lb) adult using MET values from the Compendium of Physical Activities.

51min
Walking (3.5 mph)
32min
Cycling (moderate)
22min
Running (6 mph)
38min
Swimming laps

Common questions

How many calories are in Polenta with Mushroom Topping?

One serving of Polenta with Mushroom Topping (1 serving) has 269 calories, which works out to 63 calories per 100 g. That is about 13% of a 2,000-calorie day.

Is Polenta with Mushroom Topping high in protein?

Not especially. It has 6.4 g of protein per serving, and protein supplies 9% of its calories. Foods where protein provides 30% or more of calories are generally considered protein-dense.

Is Polenta with Mushroom Topping keto-friendly?

It is hard to fit into a strict keto diet. One serving has 26 g of net carbs and 43% of its calories come from carbohydrates, while most keto plans cap net carbs at 20–50 g per day.

How much sodium is in Polenta with Mushroom Topping?

309 mg per serving.

How much sugar is in Polenta with Mushroom Topping?

3.6 g of total sugars per serving. Labels list total sugars, which include natural sugars from fruit and milk as well as any added sugars.

Nutrition Facts

Serving size1 serving (425 g)

Calories269

% Daily Value*

Total fat 15g	19%
Saturated fat 2.1g	10%
Trans fat 0g
Cholesterol 0mg	0%
Sodium 309mg	13%
Total carbohydrate 30g	11%
Dietary fiber 4g	14%
Total sugars 3.6g
Protein 6.4g

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.

How we calculate this

% Daily Values use FDA reference amounts for a 2,000-calorie diet. The calorie split uses 4 kcal/g for protein and carbs and 9 kcal/g for fat. Claims such as “low sodium” follow FDA thresholds for the serving shown.

Our methodology

Updated October 13, 2026 · Not medical advice

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