Yes, but it depends on the recipe. For Enhance Your Palate's samosa recipe please follow the instructions in recipe for freezing. This baked samosa recipe is perfect to make ahead of time. Just shape and fill them as per the instructions, arrange them on a baking sheet lined with parchment paper. Now place the baking sheet with unbaked samosa in freezer. Make sure to cover the baking sheet with cling wrap. Try to  keep the baking tray as straight as possible in the freezer. When ready to bake take out the baking sheet from freezer, remove the cling wrap and place it in the preheated oven. No need to thaw them before.