1 c. buttermilk
1 pkg. vanilla or banana instant pudding
2 tsp. lemon juice
8 oz. Cool Whip
1 (8 1/4 oz.) can crushed pineapple in heavy syrup, do not drain
1 can mandarin oranges, drained

Mix above ingredients. Before serving, add 8 or more striped shortbread cookies (break by hand). Top with 6 broken cookies.