Spinach and Mushroom Quiche recipes

Name: Spinach and Mushroom Quiche recipes
Ingredients: 2 tbsp. olive oil; 1 medium onion, chopped; 8 oz. chopped mushrooms; 2 cups chopped baby spinach leaves; 2 cloves garlic, finely chopped; 1 lb. extra-firm tofu; 1/4 cup nutritional yeast; 1/4 cup cornstarch; 1 1/2 tablespoons Dijon mustard; 1 tablespoon lemon juice; 1 teaspoon onion powder (granulated); 1 teaspoon garlic powder (granulated); 1/2 teaspoon turmeric; 1/2 teaspoon salt; 1/4 teaspoon red pepper flakes; 1 pre-packaged vegan whole wheat pie crust