Ingredients
2 teaspoons olive oil2 teaspoons butter1 cup thinly sliced fennel bulb1/4 cup thinly sliced red onion1 garlic clove, minced6 cups fresh baby spinach1/4 cup minced fresh basil1/4 teaspoon salt1/4 teaspoon pepper
Preparation
In a large cast-iron or other heavy skillet, heat oil and butter over medium-high heat. Add fennel and onion; cook and stir until tender. Add garlic; cook 1 minute longer. Add remaining ingredients; cook and stir just until spinach is wilted, 4-5 minutes.