Cream butter and sugar.
Add the eggs one by one and beat for 5 minutes.
Add vanilla and cinnamon. Mix flour with baking soda and powder.
Alternate the flour with the juice.
Add by hand the crushed pineapple, make sure to mix well.
Bake on a bundt pan of your preference, make sure is well coated with butter and flour.
Once ready, let it cool for 20 minutes and remove it from the pan placing on a cooling rack.