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 Broccoli And Cauliflower Walnut Casserole?

You need 12 ingredients. The key ingredients include: 1/2 head cauliflower, 1/2 bunch broccoli, 1 c. sour cream, 1 c. shredded Cheddar, and more.

Is Broccoli And Cauliflower Walnut Casserole suitable as vegetarian?

Yes, Broccoli And Cauliflower Walnut Casserole falls under the Vegetarian category and is a great choice for this type of meal.

How do I store leftover Broccoli And Cauliflower Walnut Casserole?

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

Broccoli And Cauliflower Walnut Casserole Recipe

Name: Broccoli And Cauliflower Walnut Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1/2 head cauliflower; 1/2 bunch broccoli; 1 c. sour cream; 1 c. shredded Cheddar; 1 Tbsp. flour; 2 tsp. instant bouillon (chicken) or a cube; 1/2 tsp. each herb: dill weed, marjoram and thyme; 1/2 tsp. dry mustard; 1/3 c. chopped walnuts; 1/4 c. bread crumbs; 1 Tbsp. butter; 1/2 tsp. salt

Try this homemade Broccoli And Cauliflower Walnut Casserole recipe the whole family will love. Made with cauliflower, broccoli, sour cream and Cheddar. …

This Broccoli And Cauliflower Walnut Casserole relies on simple, everyday ingredients such as head cauliflower, bunch broccoli, sour cream and shredded cheddar. It comes together quickly and makes 4 servings, at about 557 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 Vegetarian

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

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
Leave out the nuts to make it nut-free, or swap in seeds for a similar crunch.
A good 1:1 gluten-free flour blend works well if you need a gluten-free version.
Coconut cream is a reliable plant-based alternative to dairy cream.

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

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Broccoli And Cauliflower Walnut Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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