Spring Greens Saute With Bacon and Walnuts
1. Heat oil in heavy large skillet over medium-low heat. Add bacon, saute until almost crisp, about 6 minutes. Add walnuts, saute 1 minute. Add greens and toss until wilted but still bright green, 5-7 minutes. Season to taste with salt and pepper. Transfer to bowl. Sprinkle with cheese, if desired, and serve.