2 (6 oz.) pkg. blackberry Jello
2 c. boiling water
2 (15 oz.) cans crushed pineapple
1 lg. can blueberries or 1 pkg. fresh
1 (8 oz.) cream cheese
1 (8 oz.) sour cream
1/2 c. sugar
1/2 tsp. vanilla

Add 2 cups water to Jello to dissolve. Add pineapple and blueberries. Stir. Pour into rectangular serving dish and refrigerate until mixture congeals.

Mix last 4 ingredients together. Spread on top of Jello mixture. Top with nuts, if desired.