Preheat the oven to 350 degrees F, first placing the rack in the center of the oven.
In a large bowl, whisk together the oil, vinegar, sugar, salt, garlic powder and cayenne until blended. Add the kale and toss to coat.
Spread onto a large baking sheet in a single layer. Bake until crispy, 16 to 20 minutes, turning once during cooking.
"Trisha's Table: My Feel-Good Favorites for a Balanced Life" by Trisha Yearwood © Clarkson Potter 2015. Provided courtesy of Trisha Yearwood. All rights reserved.