Pulse the frozen spinach, baby spinach,sour cream, mayonnaise, parmesan, scallions, chives, Worcestershire sauce and hot sauce in a food processor until combined; season with salt and pepper.
Transfer the dip to a serving bowl and stir in the radishes. Cover and refrigerate at least 1 hour. Serve with vegetable sticks.
Photograph by Kang Kim
Recipe courtesy of Food Network Magazine