Whipped Yellow Turnips
["1 1/4 lb. potatoes, peeled and quartered", "fresh turnips, peeled and diced into 1/2-inch pieces", "boiling salted water", "3 Tbsp. butter", "1/2 tsp. salt", "1/4 tsp. each: pepper, cinnamon and nutmeg"]
["Cook potatoes and turnips in boiling salt water to cover in 3-quart covered saucepan over medium heat, about 20 minutes. Drain.", "Return to pan.", "Shake pan over low heat a few seconds to dry.", "Mash vegetables.", "Add remaining ingredients.", "Beat with fork until fluffy."]
["potatoes", "fresh turnips", "boiling salted water", "butter", "salt", "pepper"]