1 (18 ounce) can crushed pineapple, drained
1 (6 ounce) can pineapple juice concentrate
1 (3 ounce) package instant vanilla pudding mix
1 cup butter, melted
1 (9 inch) prepared graham cracker crust
In a large bowl, mix pineapple, pineapple juice concentrate, pudding, butter and vanilla.
Bake pie in preheated oven for 10 to 12 minutes. Serve warm.