Frosted Pineapple Cookies
["1 (8 oz.) can crushed pineapple", "1/2 c. shortening", "1 c. packed brown sugar", "1 egg", "1 tsp. vanilla extract", "2 c. all-purpose flour", "1 1/2 tsp. baking powder", "1/4 tsp. salt", "1 1/2 c. confectioners sugar"]
["Drain pineapple, reserving 3 tablespoons juice.", "Set pineapple aside; set juice aside for frosting."]
["pineapple", "shortening", "brown sugar", "egg", "vanilla extract", "flour", "baking powder", "salt", "confectioners sugar"]