How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Old-Fashioned Mustard Pickles?

You need 11 ingredients. The key ingredients include: 3 cups small cauliflower florets (about 10 ounces), 10 ounce fresh pearl onions, root ends removed, 1 cup water, divided, 1 cup white vinegar, and more.

Is Old-Fashioned Mustard Pickles suitable as general?

Yes, Old-Fashioned Mustard Pickles falls under the General category and is a great choice for this type of meal.

How do I store leftover Old-Fashioned Mustard Pickles?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Old-Fashioned Mustard Pickles Recipe

Name: Old-Fashioned Mustard Pickles
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 cups small cauliflower florets (about 10 ounces); 10 ounce fresh pearl onions, root ends removed; 1 cup water, divided; 1 cup white vinegar; 6 tablespoons sugar; 1 tablespoon dry mustard; 1 1/2 teaspoons kosher salt; 1 teaspoon ground turmeric; 1/2 teaspoon crushed red pepper; 2 tablespoons all-purpose flour; 3 cups (1/8-inch-thick) slices English cucumber

Try this homemade Old-Fashioned Mustard Pickles recipe the whole family will love. Made with cauliflower, pearl onions, water and white vinegar. Easy st…

This Old-Fashioned Mustard Pickles relies on simple, everyday ingredients such as water, divided, white vinegar, sugar and dry mustard. It comes together quickly and makes 4 servings, at about 234 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 General

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Brown sugar instead of white sugar adds a deeper, more caramel-like flavor.
A good 1:1 gluten-free flour blend works well if you need a gluten-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

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Old-Fashioned Mustard Pickles

Tips for the best results

Variations & substitutions

My Personal Notes

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