Vegetable and Black-Bean Fried Rice

Name: Vegetable and Black-Bean Fried Rice
Prep time: 25 min
Total time: 25 min
Cuisine: American
Ingredients: 0.25 cup extra-virgin olive oil; 2 large eggs, beaten; 2 cups sliced cremini- or shiitake-mushroom caps (5 ounces); Kosher salt and freshly ground pepper; 0.25 cup sliced scallions, plus more sliced green tops for serving; 0.25 cup finely chopped cilantro stems, plus ¼ cup chopped leaves; 1 red bell pepper, chopped (1 ½ cups); 2 tablespoons hot sauce, such as Cholula, plus more for serving; 3 cups cooked white rice (preferably day-old); 1 can (15.5 ounces) black beans, drained and rinsed; Diced avocado and lightly crushed tortilla chips, for serving