Walnut Spice Cake
["2 1/2 c. all-purpose flour", "1 c. granulated sugar", "3/4 c. packed brown sugar", "1 tsp. salt", "1 tsp. baking powder", "3/4 tsp. baking soda", "3/4 tsp. ground cloves", "3/4 tsp. ground cinnamon", "3/4 c. shortening", "1 1/4 c. buttermilk", "3 eggs", "1 c. chopped walnuts"]
["Heat oven to 350\u00b0.", "Grease and flour 2 round pans, 9 x 1 1/2-inches.", "Beat all ingredients except walnuts on low speed 30 seconds, scraping bowl constantly.", "Beat on high speed 3 minutes, scraping bowl frequently.", "Stir in walnuts.", "Pour into pans.", "Bake 35 to 40 minutes or until toothpick inserted in center comes out clean.", "Cool 10 minutes; remove from pans and cool completely. Fill and frost with caramel frosting."]
["flour", "sugar", "brown sugar", "salt", "baking powder", "baking soda", "ground cloves", "ground cinnamon", "shortening", "buttermilk", "eggs", "walnuts"]