Vegan Baked Broccoli & Cauliflower Casserole

ByHannah Peterson

Vegan Baked Broccoli & Cauliflower Casserole — Creamy, Cheesy & Comforting! 🌱💛

There’s something so satisfying about a bubbling casserole straight from the oven — golden on top, creamy inside, and bursting with veggie goodness! This Vegan Baked Broccoli and Cauliflower Casserole is pure comfort food with a plant-based twist.

It’s made with tender veggies, a velvety dairy-free cheese sauce, and juicy cherry tomatoes that add a pop of sweetness. Perfect for family dinners, meal prep, or potlucks — this dish always disappears fast! 😋

🌿 Ingredients

For the veggies:

  • 2 cups broccoli florets
  • 2 cups cauliflower florets
  • 1 cup grated carrots
  • 1 cup cherry tomatoes, halved
  • Salt & pepper to taste

For the vegan cheese sauce:

  • 1 cup raw cashews, soaked in hot water for 15 minutes
  • 1 ½ cups unsweetened plant milk
  • 2 tbsp nutritional yeast
  • 1 tbsp lemon juice
  • 1 tsp mustard (Dijon or yellow)
  • 2 tbsp cornstarch or arrowroot powder
  • ½ tsp garlic powder
  • ½ tsp onion powder
  • Salt & pepper to taste

👩‍🍳 Instructions

1️⃣ Preheat oven:
Set your oven to 375°F (190°C) and lightly grease a large baking dish.

2️⃣ Steam the veggies:
Lightly steam or blanch the broccoli and cauliflower until just tender but still bright. Drain well.

3️⃣ Make the cheese sauce:
In a blender, combine soaked cashews, plant milk, nutritional yeast, lemon juice, mustard, cornstarch, garlic powder, onion powder, salt, and pepper. Blend until silky smooth.

4️⃣ Assemble:
Spread the broccoli and cauliflower evenly in the baking dish. Add grated carrots and pour the creamy sauce over the top. Scatter cherry tomatoes across for a juicy pop of flavor.

5️⃣ Bake:
Bake uncovered for 25–30 minutes, until golden and bubbling on top.

6️⃣ Serve & enjoy:
Let it rest for 5 minutes, then serve warm. Creamy, cheesy, and oh-so-satisfying! 💚

💡 Tips

🧀 For extra cheesiness, sprinkle some shredded vegan cheese on top before baking.
🌶 Add a pinch of smoked paprika or chili flakes for a little kick.
🥔 Want it heartier? Mix in cooked pasta or diced potatoes!

✨ This Vegan Broccoli & Cauliflower Casserole is everything you want in a cozy meal — rich, flavorful, and made entirely from plants. Serve it as a main dish or a perfect side for any gathering! 🌿💛

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