Preheat oven to 400F degrees. In a 9x13 baking pan, toss sweet potatoes and olive oil. Cook for 45 minutes, tossing at 15 minute increments. Set aside to cool.
In large bowls, evenly divide spinach leaves.
Top with even portions of salsa, avocados, beans, plantain chips, and sweet potatoes.
Mix, as desired, and enjoy!