French Onion Oyster Crackers

5 from 2 votes

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Everyone loves a quick party snack, and these French Onion Oyster Crackers are a standout. With just five simple ingredients and only five minutes of hands-on prep, they bake into a crunchy, savory treat with big French onion flavor.

Looking for more easy savory snacks? Try my Caramelized Shallot Dip or Chipotle Copycat Guacamole next.

Why You’ll Love This Recipe

  • Simple, five ingredient snack: You only need pantry staples like French onion dip mix, nutritional yeast, dried thyme, and oyster crackers to make this easy recipe. Try my Chipotle Copycat Guacamole for another savory snack that comes together in minutes.
  • Big French onion flavor: These crackers capture all the cozy, savory flavors of French onion soup in a crunchy, snackable form.
  • Perfect for parties or gifting: A great make-ahead appetizer for holidays, game days, movie nights, and snack boards. They pack well into jars or bags for homemade gifts. Pair with my Better Than Jingle Jangle for another easy gift idea.
  • Easy to customize: Add additional seasonings such as garlic powder, smoked paprika, or red pepper flakes if you want more flavor or heat.

Key Ingredients

French onion oyster crackers ingredients displayed including oyster crackers, French onion dip mix, nutritional yeast, and seasonings labeled.

See the recipe card below for the complete list of ingredients with exact quantities.

  • French Onion Dip Mix: This pantry staple gives the crackers their classic savory onion flavor. I like using Simply Organic French Onion Dip Mix because it has a clean ingredient list, but any brand will work.
  • Nutritional Yeast: Adds a subtle savory depth that enhances the French onion flavor and makes the crackers taste richer with an almost cheesy flavor. I use Bragg nutritional yeast for the best texture and flavor.

How to Make French Onion Oyster Crackers

See the recipe card below for full instructions and exact amounts.

French onion seasoning mixture combined with oil for coating oyster crackers.
  1. Make the seasoning mixture.
Oyster crackers coated in French onion seasoning before baking.
  1. Add the oyster crackers and toss until every cracker is evenly coated in the seasoning mixture.
Seasoned French onion oyster crackers spread on a sheet pan before baking.
  1. Arrange the coated crackers in a single even layer to ensure they bake and crisp up evenly.
Oyster crackers coated in French onion seasoning before baking.
  1. Bake at 250°F until the crackers are toasted and crisp, tossing halfway through for even browning.

French Onion Oyster Crackers FAQs

What can I substitute for nutritional yeast in French Onion Oyster Crackers?

Nutritional yeast adds a cheesy, savory depth, so the best substitute is grated Parmesan. If you prefer to skip it entirely, the crackers will still work, but the French onion flavor will be slightly less bold.

Can I use any brand of French onion dip mix for French Onion Oyster Crackers?

Yes. Any brand will work. Some mixes are saltier than others, so taste the crackers after baking before adding extra kosher salt.

How do I make French Onion Oyster Crackers extra crispy?

Bake them in a single, even layer and toss halfway through for even browning. Let them cool completely before storing so they stay crispy.

How should I store French Onion Oyster Crackers?

Store fully cooled crackers in an airtight container at room temperature for up to four days. If they soften, re-crisp them in a 250°F oven for 5 minutes.

More French Onion Soup Flavors

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Oyster crackers coated in French onion seasoning before baking.
5 from 2 votes

French Onion Oyster Crackers

French Onion Oyster Crackers are a simple, five ingredient snack that comes together quickly. With all the savory flavors of French onion soup in a crunchy, snackable form, they are perfect for parties, game days, and everyday snacking.
Prep: 5 minutes
Cook: 20 minutes
Total: 25 minutes
Servings: 4 cups
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Ingredients 

Instructions 

  • Preheat the oven and make the seasoning mixture: Preheat the oven to 250°F. In a large bowl, whisk together the French onion dip mix, dried thyme, nutritional yeast, and oil until well combined.
  • Coat the crackers: Add the oyster crackers to the bowl and toss until every cracker is evenly coated in the seasoning mixture.
  • Bake the crackers: Spread the coated crackers in a single layer on a baking sheet. Bake for 15 to 20 minutes, or until lightly golden and toasted, tossing gently after 10 minutes to promote even baking.
  • Cool and season with salt: Remove the baking sheet from the oven and sprinkle with kosher salt to taste. Let the crackers cool slightly before transferring them to a serving bowl.

Video

Notes

  • Oil choice: Use a neutral oil like avocado, vegetable, or canola so the seasoning shines.
  • Even coating: Toss thoroughly to pick up any seasoning that settles at the bottom of the bowl.
  • Baking tip: Ovens vary. Crackers should be lightly golden and crisp, not browned. Toss once during baking for even toasting.
  • Serving ideas: Enjoy as a snack, mix into a homemade snack blend, or add to soups or salads for extra crunch.
  • Storage: Store cooled crackers in an airtight container at room temperature for up to 4 days. 

Nutrition

Calories: 410kcal, Carbohydrates: 52g, Protein: 7g, Fat: 19g, Saturated Fat: 3g, Polyunsaturated Fat: 5g, Monounsaturated Fat: 11g, Trans Fat: 0.3g, Sodium: 1170mg, Potassium: 160mg, Fiber: 2g, Sugar: 1g, Vitamin A: 11IU, Vitamin C: 0.4mg, Calcium: 27mg, Iron: 4mg

Nutrition information is automatically calculated, so should only be used as an approximation.

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About Carolyn Stilwell

My name is Carolyn Stilwell and I’m the cook, recipe developer, photographer, and videographer behind Carol Bee Cooks. On my blog you’ll find easy, tasty, and approachable recipes to inspire you to cook amazing food at home. You don’t need to be a professional chef to make exciting, flavorful dishes that bring joy. Let's get cooking!

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