1/2 c. chopped pecans
1 (15 1/4 oz.) can pineapple chunks, drained
1 (16 1/2 oz.) can pitted dark sweet cherries, drained
1 (12 oz.) carton frozen whipped topping, thawed
1 (8 oz.) carton lemon yogurt
1/2 c. mayonnaise

Combine first 3 ingredients, mixing well. Combine remaining ingredients and fold into fruit mixture. Spoon into a 12 x 8 x 2 inch baking dish and freeze until firm. Cut into squares to serve. 12 servings.