This recipe for a Sumac Chicken Avocado Feta Salad is inspired by the creator's daily lunch salads, focusing on easy, changeable meals made with ingredients on hand. It features tender sumac-spiced chicken, charred red pepper, marinated carrot ribbons, creamy avocado, crumbled feta, pumpkin seeds, and fresh herbs, all tossed in a Dijon mustard balsamic vinaigrette.