How to Thicken Sauce Without Cornstarch

Intermediate 15 min 18 steps 28584 views Rating: 4.7/5 Published: 2026-01-16

Melt the butter in a saucepan over medium heat.. Whisk 1 tbsp (9 grams) of flour into the butter until a thick paste forms.. Stir the mixture while you cook it for 5 minutes.

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Steps

1

Melt the butter in a saucepan over medium heat.

Step 1

Melt the butter in a saucepan over medium heat.

2

Whisk 1 tbsp (9 grams) of flour into the butter until a thick paste forms.

Step 2

Whisk 1 tbsp (9 grams) of flour into the butter until a thick paste forms.

3

Stir the mixture while you cook it for 5 minutes.

Step 3

Stir the mixture while you cook it for 5 minutes.

4

Add room temperature roux to your hot liquid.

Step 4

Add room temperature roux to your hot liquid.

5

Boil the sauce 1 minute on high.

Step 5

Boil the sauce 1 minute on high.

6

Pour any leftover roux onto a baking sheet or ice cube tray.

Step 6

Pour any leftover roux onto a baking sheet or ice cube tray.

7

Mix equal parts of softened butter and flour in a small bowl.

Step 7

Mix equal parts of softened butter and flour in a small bowl.

8

Knead the mixture and roll the paste into teaspoon-sized amounts.

Step 8

Knead the mixture and roll the paste into teaspoon-sized amounts.

9

Whisk in 1 ball at a time to your simmering sauce.

Step 9

Whisk in 1 ball at a time to your simmering sauce.

10

Whisk the egg yolks in a pan over low heat.

Step 10

Whisk the egg yolks in a pan over low heat.

11

Add 2 US tbsp (30 mL) of hot water to the egg yolks.

Step 11

Add 2 US tbsp (30 mL) of hot water to the egg yolks.

12

Whisk the eggs into your sauce and simmer over medium heat.

Step 12

Whisk the eggs into your sauce and simmer over medium heat.

13

Allow the sauce to boil for 1 minute.

Step 13

Allow the sauce to boil for 1 minute.

14

Make a flour slurry to thicken creamy sauces.

Step 14

Make a flour slurry to thicken creamy sauces.

15

Use the reduction method for tomato-based sauces.

Step 15

Use the reduction method for tomato-based sauces.

16

Thicken teriyaki sauce by cooking over low heat.

Step 16

Thicken teriyaki sauce by cooking over low heat.

17

Puree almonds or cashews for a vegan option.

Step 17

Puree almonds or cashews for a vegan option.

18

Try arrowroot if you're on a paleo diet.

Step 18

Try arrowroot if you're on a paleo diet.

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