2 large boxes blackberry gelatin
3 1/4 cups hot water
1 (15 ounce) can blueberries and juice
1 (8 ounce) can crushed pineapple
8 ounces cream cheese
1/2 cup sour cream
1/3 cup granulated sugar
1/2 teaspoon vanilla extract
1 1/2 cups nuts, finely chopped
Salad: Mix gelatin and hot water until gelatin is dissolved. Add blueberries and pineapple, including juices. Pour into a 13 x 9-inch dish. Chill until congealed. Spread with topping just before serving, then sprinkle with nuts.
Topping: Mix first 4 ingredients well. Spread on top of salad. Sprinkle with nuts.