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Onion Soup/Dip Mix

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Onion Soup Dip Mix gives you a fast pantry shortcut for savory soup bases, creamy dips, and seasoning blends without opening a store packet. This dry mix combines powdered milk, cornstarch, beef bouillon, dried onion flakes, and basil for a rich onion-forward flavor.

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Because the ingredients are already dry and shelf-stable, you can mix one batch ahead and keep it on hand for weeknight soups, last-minute party dips, or quick casserole seasoning. If you like keeping homemade staples ready to go, this mix fits right in with Almost Lipton’s Onion Soup Mix and Onion Cheese Dip Mix.

Stored sealed in a cool, dry place, this mix keeps up to a year. That long shelf life makes it especially handy when you want one jar to cover several jobs, from soup to dip to general savory seasoning.

Onion Soup Dip Mix Recipe

You’ll Need:

  • 2 cups powdered milk
  • 3/4 cup cornstarch
  • 1/4 cup beef bouillon crystals
  • 2 tablespoons dried onion flakes
  • 1 teaspoon dried basil leaves, crushed

Measure all ingredients into a large zip-top bag. Seal and shake well until the mix looks even throughout. Transfer it to a vacuum-seal bag or another airtight container, seal tightly, and store in a cool dry place.

Expert tip: Shake the mix first, then roll the bag gently between your hands to break up any pockets of powdered milk or cornstarch. That extra minute helps every scoop stay balanced, so your dip does not taste flat and your soup thickens more evenly.

To Use:

Use 1/3 cup mix per recipe. Blend it with water for soup, sour cream for dip, or stir it into other savory recipes that need onion flavor and body. For a thicker onion-style dip, start with sour cream and let it chill before serving so the dried onion has time to soften. If you want more homemade mix ideas, Onion Soup Mix and French Onion Dip make good next stops.

Serve the dip with chips, pretzels, crackers, or fresh-cut vegetables. The soup version works as a simple broth-style starter or as a flavor base in casseroles and skillet meals.

Store the dry mix tightly sealed for up to 1 year. Keep it away from moisture and use a dry measuring cup each time so the blend stays free-flowing.

💸 Budget101® Price Breakdown: Onion Soup Dip Mix

Ingredient
Walmart Item
Pkg Price
Amount Used
Cost Used
Dehydrated onions
$2.44
2/3 C.
≈ 1 count ≈ 0.55 cup(s)
$0.74
Beef bouillon powder
$3.48
1/2 C.
$1.17
Dehydrated butter
$2.98
1/2 C.
$0.75
Cornstarch
$1.92
2 T.
$0.07
Onion powder
$1.24
2 t.
$0.06
Parsley flakes
$1.24
2 t.
$0.09
💸
Cost
🧾 Total Batch Cost
$2.88
👨‍👩‍👧‍👦 Cost Per Serving
$0.36

📅 Walmart prices last verified August 26, 2026. Prices may vary by location and are subject to change. Learn how to calculate the cost of a recipe on your own!

Frequently Asked Questions about Onion Soup Dip Mix

How much Onion Soup Dip Mix should I use for one batch of dip?

Use 1/3 cup of the dry mix for one recipe, just as written. For dip, stir it into sour cream, then chill it for at least 30 minutes so the dried onion flakes soften and the flavor spreads evenly through the mixture.

How much sour cream should I mix with 1/3 cup of Onion Soup Dip Mix?

A good starting point is 16 ounces, or 2 cups, of sour cream for 1/3 cup mix. That gives you a classic chip-dip texture. If you want a stronger onion flavor, use a little less sour cream. If you want it milder, add a few spoonfuls more.

Can I use this mix to make soup instead of dip?

Yes. The recipe is designed for both uses. Blend 1/3 cup of mix with water for soup. Because the mix contains cornstarch and powdered milk, it adds both flavor and some body, so whisk well while heating to help it dissolve smoothly.

Why does this mix contain cornstarch and powdered milk?

Cornstarch helps thicken the finished soup or dip, while powdered milk adds a creamy base and rounds out the salty onion flavor. Together, they make the mix act more like a complete seasoning packet instead of just dried spices.

Can I substitute onion powder for dried onion flakes?

You can, but the result changes. Onion powder gives faster flavor because it dissolves quickly, while dried onion flakes add texture and a more familiar onion-dip look. If you substitute, start with less onion powder than flakes because the flavor is more concentrated.

What is the best way to store Onion Soup Dip Mix?

Store it in an airtight container or a sealed bag in a cool, dry place. Moisture is the main problem with dry mixes because it causes clumping and shortens shelf life. This recipe is written to keep up to 1 year when sealed and stored properly.

Can I double or triple this dry mix recipe?

Yes. Dry mix recipes scale well because the ingredient ratios stay the same. The easiest method is to multiply every ingredient by the same number and shake or whisk the larger batch very thoroughly before storing it, so the bouillon and onion do not settle unevenly.

Why should I chill the dip before serving it?

Chilling gives the dried onion flakes time to rehydrate and softens any sharp bouillon flavor. Even 30 minutes improves the texture, but 1 to 2 hours usually gives a fuller onion taste and a smoother dip.

What can I serve with Onion Soup Dip Mix besides potato chips?

Try pretzels, crackers, celery, cucumber slices, bell pepper strips, or carrots. The same savory onion flavor also works as a spread base for baked potatoes or sandwiches when you mix it into sour cream or a thicker dairy base.

What is the most common mistake when making homemade onion dip from dry mix?

The biggest mistake is serving it immediately. Right after mixing, the dried onion is still firm and the flavors have not blended. Letting the dip rest in the refrigerator for at least 30 minutes improves texture, and a longer chill gives better flavor.

Did you make this Onion Soup Dip Mix? Mention @Budget101com on Instagram so we can see your pantry staple in action.

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🖨️ Print-Friendly Onion Soup Dip Mix

Homemade onion soup mix with dehydrated onions, beef bouillon, onion powder, and parsley flakes in a glass jar

Onion Soup Mix

Article or recipe authorMelissa 'Liss' Burnell
(Click on the stars to vote!)
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preparation time5 minutes
total time5 minutes
This savory dry onion soup mix combines dehydrated onions, beef bouillon, butter powder, and seasonings for a quick pantry shortcut you can use in soups, dips, casseroles, and meatloaf. Estimated total batch cost is $5.83, or about $0.73 per 1/4-cup serving estimate.
Servings8 servings
Coursebread, Dinner, lunch, Main Course, Sauce & Condiment, Seasoning/Spice Mix, Snack, Soup
CuisineAmerican
Budget101 Price Breakdown$5.83

Ingredients

  • cup dehydrated onions
  • ½ cup beef bouillon powder
  • ½ cup dehydrated butter
  • 2 Tbsp cornstarch
  • 2 tsp onion powder
  • 2 tsp parsley flakes

Equipment

Instructions

  1. Measure the dehydrated onions, beef bouillon powder, dehydrated butter, cornstarch, onion powder, and parsley flakes into a medium bowl.
  2. Stir until the mixture is evenly combined.
  3. Transfer the mix to a zip-top bag, vacuum-seal bag, or airtight jar.
  4. Seal tightly and store in a cool, dry place.

Recipe Size Alteration

💡 If you altered the ingredients above by doubling or tripling the recipe, you may also need to change the pan/dish size and adjust the cook time.

Notes

Serving yield is an estimate based on about 2 cups finished mix and a 1/4-cup packet-style serving.
Prep time is an estimate based on measuring and mixing the ingredients.
Estimated dry shelf life is about 6 months in an airtight container stored in a cool, dry place.
If prepared as soup or used in a perishable dip, refrigerate leftovers promptly and use within 3 to 4 days.

Tried this recipe?

Let us know how it was!
Melissa 'Liss' Burnell, Founder of Budget101

👩‍🍳 About the Author

Melissa "Liss" Burnell started Budget101.com in 2001 because she needed it to exist — not because she saw a market opportunity. She was feeding a family of four on under $200 a month, and people kept asking how, so she started writing everything down.

That turned into 25 years of recipes, debt-busting strategies, and DIY content — including figuring out how to make 128 loads of laundry detergent for less than $2. Millions of families have quietly used this site to stretch a dollar without feeling like they're sacrificing anything. She's also the author of two bestselling budget cooking ebooks, available on Amazon.

📚 More on the About page, or find her on Pinterest, Instagram, and Facebook.

3 thoughts on “Onion Soup/Dip Mix”

  1. i have made this, mixed it with water for soup, heated it on the stove until it thickened up and used it over a roast in the crock pot. it turned out great.

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