Coconut Sweet Potato Balls
["4 large sweet potatoes", "3 Tbsp. melted butter", "1 tsp. salt", "1 Tbsp. brown sugar", "1 tsp. orange juice", "1 c. shredded coconut", "6 slices canned pineapple", "melted butter"]
["Boil potatoes until tender; mash and beat in melted butter and salt, brown sugar and orange juice.", "Shape into 6 balls.", "Roll balls in coconut moistened with 1 teaspoon melted butter.", "Dip pineapple slices in melted butter and place on baking sheet.", "Put a potato ball in center of each pineapple and brown in moderate oven about 15 minutes."]
["sweet potatoes", "butter", "salt", "brown sugar", "orange juice", "coconut", "pineapple", "butter"]