1 (3 1/2 oz.) pkg. instant pistachio pudding
1 lg. can crushed pineapple with juice
1 c. miniature marshmallows
1 (8 oz.) tub Cool Whip
1 (8 oz.) carton lemon or pineapple yogurt
2 tbsp. cottage cheese
1/2 c. chopped pecans

Mix pudding and pineapple. Add remaining ingredients. Chill.