Spray the casserole bowl with pam cooking spray. Preheat your oven to 350. Place the bread into the casserole bowl. Toss in the crushed pineapple. Pour the melted butter over the crushed pineapple and toss with a fork slightly. Beat the eggs with the sugar and pour the bread mixture. Toss to coat well. If you are using the raisins add now. Place into preheated oven bake until the top of the bread pudding is brown slightly, about 25-30 minutes.. Do not let it burn. Serve warm or cold. This goes well with chicken or ham. Serves 4-6.