Stew Thickener

Stew Thickener, often called 'roux' or 'slurry' in cooking, is a foundational technique rather than a standalone dish. It typically involves a mixture of fat (like butter or oil) and flour cooked together (roux) or a starch (like cornstarch or flour) mixed with a cold liquid (slurry) to give stews, gravies, and sauces a rich, velvety texture. This method is a cornerstone of culinary traditions worldwide, from French and Cajun cuisine to Chinese and Indian cooking.

🍽️ Nutrition at a glance

As a component, its nutritional profile depends on the base ingredients, but a traditional flour-and-butter roux is primarily a source of carbohydrates and fat, with minimal protein. A typical serving used to thicken a large pot of stew contributes roughly 50-100 calories.

Nutrition breakdown

Calories	70 kcal
Protein	0.5 g
Carbs	3 g
Fat	6 g
Fiber	0.2 g
Sugar	0 g
Sodium	45 mg
Iron	0.3 mg
Calcium	10 mg
Vitamin A	50 IU
Thiamin (B1)	0.02 mg
Niacin (B3)	0.2 mg
Magnesium	2 mg
Phosphorus	8 mg
Selenium	1.5 mcg

Per 1 tablespoon (15 g) of a standard all-purpose flour and butter roux · estimated, varies by recipe

💡 What's interesting

The cultural significance lies in its transformative power; a simple roux can define the entire character of a dish, like the dark, nutty roux essential for a classic gumbo. Nutritionally, it's a prime example of how a small, calorie-dense addition can dramatically alter the texture and mouthfeel of a meal without adding significant volume.