Instructions

1. Preheat oven to 350Fº.
2. Use a large baking tray and cover with a little cooking spray.
3. Remove the ribs from the kale and tear the leaves into bite size pieces (about 2-3 inches) using a knife or your fingers.
4. Put the leaves in a large mixing bowl, add olive oil, vinegar, salt and pepper, and toss well with your fingers, until all the leaves are coated.
5. Lay the leaves on baking tray and bake until crispy, about 13-15 minutes. Serve.