To help kale last longer and ensure it tastes great, choose the freshest kale bunch you can find at the supermarket. Look for bright, deeply colored kale with springy leaves. Most varieties of kale ...

1. In a soup pot over medium-high heat, heat the olive oil. Add the onion and celery. Cook, stirring often, for 5 minutes.

From pre-packaged bags to individual bunches, here's how to maximize the lifespan of your favorite leafy green. Whether sautéed with garlic, teamed with shrimp and pasta, or tossed into a Caesar salad ...