Creating The Best Vegan Green Bean Casserole is a straightforward process when you follow these steps:
- Preheat Oven: Preheat your oven to 350°F (175°C).
- Prepare Green Beans: Blanch the trimmed green beans in boiling water for 5 minutes, then drain and set aside.
- Sauté Vegetables: In a large skillet, heat the olive oil over medium heat. Add the diced onion and cook until translucent, about 4 minutes.
- Add Mushrooms and Garlic: Stir in the sliced mushrooms and minced garlic. Cook until the mushrooms are tender, about 5 minutes.
- Make the Sauce: Sprinkle the flour over the sautéed vegetables and stir to combine. Gradually pour in the vegetable broth and plant milk, stirring constantly until the mixture thickens.
- Season the Sauce: Add the nutritional yeast, soy sauce, salt, black pepper, thyme, and onion powder to the mixture. Continue stirring until everything is well combined.
- Combine with Green Beans: Add the blanched green beans to the sauce mixture. Stir until the beans are fully coated.
- Transfer to Baking Dish: Pour the green bean mixture into a greased 9×13-inch baking dish, spreading it evenly.
- Add Topping: Sprinkle the crispy fried onion rings on top of the casserole for crunch.
- Bake: Place the baking dish in the oven and bake for 30-35 minutes or until the casserole is bubbly and the onion topping is golden brown.
- Cool Slightly: Remove from the oven and let it cool for a few minutes before serving.
Following these steps will guide you through creating The Best Vegan Green Bean Casserole effortlessly.