Gluten Free Bechamel Sauce Recipe Easy and Delicious Guide

Updated On: October 17, 2025

Bechamel sauce, often referred to as white sauce, is a cornerstone of classic French cuisine and a versatile base for many dishes such as lasagna, gratins, and creamy casseroles. However, traditional recipes rely heavily on wheat flour, which can be problematic for those with gluten sensitivities or celiac disease.

Fortunately, crafting a gluten free bechamel sauce that’s just as rich, creamy, and delicious is entirely possible with a few smart ingredient swaps and techniques. Whether you’re catering to dietary restrictions or simply exploring gluten free cooking, this recipe will give you a smooth, velvety sauce that elevates your meals without compromising taste or texture.

In this blog post, I’ll walk you through a foolproof recipe using gluten free flour alternatives, share expert tips for perfect consistency, and suggest variations to customize your sauce. You’ll soon discover how easy it is to create a luscious bechamel that complements everything from vegetables to baked pasta.

Ready to master this gluten free classic? Let’s dive in!

Why You’ll Love This Recipe

This gluten free bechamel sauce is designed to be simple, quick, and adaptable, making it perfect for home cooks of all skill levels. Unlike some gluten free sauces that can taste gritty or thin, this recipe yields a creamy texture that rivals the traditional version.

By using a blend of gluten free flours, the sauce thickens nicely without clumping. It’s also naturally dairy-based, providing rich flavor, but you can easily swap milks for dairy-free options if needed.

Plus, this recipe is a fantastic base—you can add herbs, spices, or cheese to create a variety of delicious sauces tailored to your dish.

Whether you’re preparing a comforting mac and cheese, a vegetable gratin, or a gluten free lasagna, this bechamel sauce will be your new kitchen staple.

Ingredients

  • 2 tablespoons unsalted butter
  • 2 tablespoons gluten free all-purpose flour blend (ensure it contains xanthan gum or add 1/4 teaspoon separately)
  • 2 cups whole milk, warmed (can substitute with almond, soy, or oat milk for dairy-free)
  • 1/4 teaspoon salt
  • 1/4 teaspoon freshly ground white pepper (black pepper can be substituted)
  • Pinch of ground nutmeg (optional but highly recommended for authentic flavor)

Equipment

  • Medium-sized saucepan
  • Whisk
  • Measuring cups and spoons
  • Wooden spoon or heat-resistant spatula
  • Heatproof bowl (optional, if straining sauce)
  • Fine mesh sieve (optional)

Instructions

  1. Warm the milk: In a small saucepan or microwave, gently warm the milk until it is warm but not boiling. This step helps prevent lumps in the sauce.
  2. Melt the butter: In a medium saucepan, melt the butter over medium heat until fully melted and slightly foamy but not browned.
  3. Make the roux: Add the gluten free flour blend to the melted butter. Whisk continuously for about 2 minutes to cook out the raw flour taste and form a smooth paste. The mixture should be bubbling but not browned.
  4. Slowly add warm milk: Gradually pour in the warm milk while whisking constantly to avoid lumps. Continue whisking until the mixture is fully combined.
  5. Cook and thicken: Keep the saucepan on medium heat and bring the sauce to a gentle simmer. Stir frequently with the whisk or spatula as the sauce thickens. This usually takes about 5-7 minutes. The bechamel should coat the back of a spoon.
  6. Season: Add the salt, white pepper, and a pinch of nutmeg. Stir well and adjust seasoning to taste.
  7. Optional straining: For an ultra-smooth sauce, strain the bechamel through a fine mesh sieve into a heatproof bowl.
  8. Use immediately or keep warm: Use your gluten free bechamel sauce right away in your recipe, or keep it warm over very low heat, stirring occasionally to prevent a skin from forming.

Tips & Variations

“Whisking continuously when adding the milk is key to preventing lumps and achieving a perfectly smooth sauce.”

  • Flour alternatives: If you don’t have a gluten free all-purpose blend, you can use rice flour or cornstarch. For cornstarch, reduce the quantity to 1 tablespoon and mix it with a small amount of cold milk before adding to the saucepan to avoid clumps.
  • Dairy-free option: Use a plant-based butter substitute and your favorite non-dairy milk, such as oat or cashew milk. Make sure the milk is unsweetened and unflavored for best results.
  • Cheesy bechamel: Stir in 1 cup of grated cheese like Gruyère, Parmesan, or sharp cheddar once the sauce has thickened and removed from heat. This creates a rich cheese sauce perfect for gratins or mac and cheese.
  • Herbs and spices: Add a bay leaf while simmering for subtle aroma or stir in fresh chopped herbs such as thyme, parsley, or chives at the end for a fresh twist.
  • Storage: Store leftover sauce in an airtight container in the refrigerator for up to 3 days. Reheat gently, whisking to restore smoothness.

Nutrition Facts

Nutrient Amount per Serving (1/4 cup)
Calories 110
Fat 7g
Saturated Fat 4.5g
Carbohydrates 8g
Fiber 0.5g
Protein 3g
Sodium 150mg

Serving Suggestions

This gluten free bechamel sauce is incredibly versatile and can be used in a variety of dishes. Pour it over steamed vegetables like broccoli or cauliflower for a comforting side dish.

Use it as the creamy base for a gluten free lasagna or layer it in baked casseroles with your favorite proteins and veggies.

It pairs beautifully with gluten free pasta recipes and can be the secret ingredient in creamy soups or pot pies. For a quick meal, toss it with cooked rice and sautéed mushrooms or chicken for an easy, flavorful dinner.

Want to explore more gluten free recipes to pair with this sauce? Check out our delicious Gluten Free Mac and Cheese, Creamy Cauliflower Gratin, or Gluten Free Chicken Pot Pie recipes for inspiration!

Conclusion

Making a gluten free bechamel sauce from scratch is easier than you might think and opens up a world of culinary possibilities for those avoiding gluten. This recipe delivers the classic creamy texture and rich flavor you expect from a traditional white sauce, with the added benefit of being safe for gluten sensitive individuals.

With simple ingredients, straightforward steps, and plenty of room for customization, you can confidently create a base sauce that enhances countless dishes.

Whether you’re preparing an elegant French-inspired meal or a cozy weeknight dinner, this gluten free bechamel will become a trusted staple in your kitchen. Give it a try, experiment with flavors, and enjoy the delicious results that everyone can savor, no matter their dietary needs.

📖 Recipe Card: Gluten Free Bechamel Sauce

Description: A creamy and smooth gluten free bechamel sauce perfect for casseroles and pasta dishes. Made with gluten free flour for a safe and delicious alternative.

Prep Time: PT5M
Cook Time: PT10M
Total Time: PT15M

Servings: 4 servings

Ingredients

  • 2 tablespoons butter
  • 2 tablespoons gluten free all-purpose flour
  • 2 cups milk (whole or 2%)
  • 1/4 teaspoon salt
  • 1/4 teaspoon white pepper
  • 1/4 teaspoon ground nutmeg

Instructions

  1. Melt butter in a saucepan over medium heat.
  2. Whisk in gluten free flour and cook for 1-2 minutes without browning.
  3. Gradually add milk while whisking continuously to avoid lumps.
  4. Bring to a gentle boil, stirring constantly until thickened.
  5. Season with salt, white pepper, and nutmeg.
  6. Remove from heat and use immediately or keep warm.

Nutrition: Calories: 140 | Protein: 4g | Fat: 7g | Carbs: 14g

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Marta K

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