For the Crust:

1. 1. Preheat your oven to 325°F (160°C). Line a muffin tin with paper liners or grease it well.
2. 2. In a mixing bowl, combine graham cracker crumbs and melted butter until fully mixed.
3. 3. Scoop about one tablespoon of this mixture into each muffin cup and press down firmly.

For the Filling:

1. 1. In another bowl, beat together softened cream cheese and sugar until creamy.
2. 2. Add sour cream and vanilla extract; mix until smooth.
3. 3. Incorporate eggs one at a time until well blended.
4. 4. Pour the cheesecake filling over each crust until almost full.
5. Baking:
6. 1. Bake for 18-20 minutes or until edges are set but centers jiggle slightly.
7. 2. Cool at room temperature before refrigerating for at least two hours.