Vegan Cauliflower Leek Casserole with Garlic Cashew Sauce - Vegan Family Recipes #dinner #comfort food

Vegan Cauliflower Leek Casserole

A hearty and vegan comfort food dish that is incredibly simple to make.
Course Entree
Cuisine dairy-free, Egg-free, gluten-free, vegan, vegetarian
Prep Time 15 minutes
Cook Time 40 minutes
Total Time 55 minutes
Calories 320 kcal
Author Vanessa @


  • 1/2 head of medium Cauliflower 3 1/2 cups of cauliflower florets or 280g
  • 3 cups 225g chopped Leeks (about 2 Leeks - white and light green parts only and cleaned - See how to here)

Garlic Cashew Sauce

  • 1 cup 170g raw Cashews (soaked for at least 4 hours if you want an extra smooth sauce)
  • 2 cloves of Garlic
  • 2 cup 500ml of Water
  • 2/3 of a cup 30g Nutritional Yeast
  • 3/4 of a teaspoon Salt
  • 1/2 of a teaspoon Pepper optional or more fresh cracked pepper

Optional Extras

  • 1/4 of a teaspoon Paprika
  • 1/4 of a teaspoon Cayenne Pepper
  • Fresh Parsley chopped


  1. Note that this recipe was made for a small two quart casserole dish. See NOTES if making a larger casserole.
  2. Preheat oven to 390°F (200°C).
  3. Chop cauliflower into florets and steam in a steamer for 5 -7 minutes until cauliflower is tender. Alternatively, cauliflower can be boiled in a pot for 5-7 minutes. Toss cauliflower and leeks together and place in casserole dish.
  4. Prepare garlic cashew sauce by blending all sauce ingredients in a food processor or blender until smooth.
  5. Pour sauce of cauliflower and leeks until well covered. The sauce will thicken while baking.
  6. Place casserole dish in oven and bake for 40 minutes until sauce has thickened and leeks have softened and wilted.
  7. Remove casserole dish from oven. Sprinkle with paprika, cayenne pepper and chopped fresh parsley, if desired. Allow casserole to cool for 5 to 10 minutes before eating.

Recipe Notes

1.) This recipe was made for a 2 quart (1.9L) casserole dish. Feel free to double or triple the recipe if needed but be aware that the baking time may vary slightly. When doubling the recipe add roughly 10 minutes extra baking time. If tripling around 15 to 20 minutes.2.) Feel free to play around with the flavors and ingredients. Add some steamed potatoes, red onion, or even add a teaspoon of dijon mustard to the sauce for a little extra something.

Nutrition Facts
Vegan Cauliflower Leek Casserole
Amount Per Serving (1 /4 of Casserole)
Calories 320 Calories from Fat 183
% Daily Value*
Fat 20.3g31%
Saturated Fat 4g25%
Sodium 485mg21%
Carbohydrates 28.9g10%
Fiber 5.7g24%
Sugar 6g7%
Protein 11.7g23%
* Percent Daily Values are based on a 2000 calorie diet.