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 Impossible Cauliflower Quiche?

You need 12 ingredients. The key ingredients include: salt, boiling water, 2 cups thinly sliced cauliflower florets, 1 (9 ounce) package frozen cauliflower, thawed and drained, and more.

Is Impossible Cauliflower Quiche suitable as breakfast?

Yes, Impossible Cauliflower Quiche falls under the Breakfast category and is a great choice for this type of meal.

How do I store leftover Impossible Cauliflower Quiche?

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

Impossible Cauliflower Quiche Recipe

Name: Impossible Cauliflower Quiche
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: salt; boiling water; 2 cups thinly sliced cauliflower florets; 1 (9 ounce) package frozen cauliflower, thawed and drained; 1/2 cup chopped onion; 1/2 cup chopped green pepper; 1 cup shredded colby cheese (, about 4 ounces); 1 cup milk; 1/2 cup Bisquick; 3 eggs; 1/2 teaspoon salt; 1/8 teaspoon pepper

Start your day right with this Impossible Cauliflower Quiche recipe. Made with salt, boiling water, cauliflower and frozen cauliflower. Easy step-by-ste…

This Impossible Cauliflower Quiche relies on simple, everyday ingredients such as salt, boiling water, chopped onion and chopped green pepper. It comes together quickly and makes 4 servings, at about 316 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's an easy way to start the day, whether you're cooking a relaxed weekend breakfast or need something satisfying before a busy morning. Pair it with fresh fruit or your favorite hot drink to round out the meal.

Updated Jun 30, 2026

Serves 4 Breakfast

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

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

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

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Impossible Cauliflower Quiche

Tips for the best results

Variations & substitutions

My Personal Notes

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