Kale and Mushroom Vegan Quiche

Name: Kale and Mushroom Vegan Quiche
Ingredients: 1 (9 inch) vegan pie crust; 2 tablespoons olive oil; 2 cloves garlic, diced; 1 (8 ounce) package button mushrooms, diced; 4 cups chopped kale; 1 medium red onion, diced; 1 (12 ounce) package extra-firm tofu, diced; 3 tablespoons dry vegan egg replacer; 1 tablespoon Dijon mustard; 1 tablespoon nutritional yeast; 1 tablespoon lemon juice; 1 teaspoon onion powder; 1 teaspoon garlic powder; 1/2 teaspoon ground turmeric; 1/2 teaspoon salt, or more to taste