Gather all ingredients. Dotdash Meredith Food Studios
Preheat the oven to 350 degrees F (175 degrees C).
Drain the can of pineapple chunks, reserving 1/4 cup of the pineapple juice to use in this recipe. Discard remaining juice or reserve for a different use. Dotdash Meredith Food Studios
Transfer drained pineapple chunks and reserved 1/4 cup juice into a large bowl. Add drained, crushed pineapple, cheese, sugar, and flour; mix to combine. Dotdash Meredith Food Studios
Pour into a 1 ½ quart casserole dish. Dotdash Meredith Food Studios
Mix cracker crumbs and melted butter in a small bowl; sprinkle over pineapple mixture. Dotdash Meredith Food Studios
Bake in the preheated oven until golden brown, about 30 minutes. Dotdash Meredith Food Studios
Pineapple Casserole · Dinner Match Lab | Dinner Match Lab