Black Bean and Feta Stuffed Burrito

Name: Black Bean and Feta Stuffed Burrito
Ingredients: 1/2 cup brown rice; 1 cup Greek yogurt; 1/4 cup chopped fresh cilantro leaves plus 1 cup whole leaves; 2 tablespoons fresh lime juice; kosher salt; 2 avocados, sliced; 4 ounces Feta, crumbled (1 cup); 1 cup shredded red cabbage (from 1/8 small head); 1 15.5-ounce can black beans, rinsed; 1/2 cucumber, halved and thinly sliced; 2 cups shredded rotisserie chicken (optional); 1 tablespoon hot sauce (optional); 4 burrito-size tortillas, warmed