What are the signature techniques Natasha Nicholes uses for preserving sweet cherries?

Natasha Nicholes has shared a few techniques for preserving sweet cherries. One of her methods is making jam. She also creates hand pies, which involves pitting the cherries, mixing them with sugar, cornstarch, lemon zest and juice, and vanilla extract, then baking them in puff pastry. Another technique she uses is making bourbon cherry topping. Unfortunately, the specific details for these techniques aren't provided in the available content.

Would you like to know more about any specific technique or perhaps another way to preserve cherries?