01 -
Combine blueberries, sugar, and lemon juice in a saucepan over medium heat. Cook until the berries soften and release juices, mashing as it cooks. Once bubbling, whisk together water and cornstarch, then add to the saucepan. Cook for another 1-2 minutes, stirring and mashing, until thickened. Strain mixture through a fine-mesh strainer into a heat-safe bowl, discard solids, and cool.
02 -
Preheat oven to 325°F. Line 14 cavities of a muffin pan with cupcake liners. Combine graham cracker crumbs, sugar, and melted butter in a bowl. Mix until combined, then distribute evenly among the liners, pressing firmly into an even layer. Bake for 5 minutes, remove, and cool. Keep oven at 325°F.
03 -
In a large bowl or stand mixer with a paddle attachment, beat cream cheese and sugar until smooth. Add lemon juice, lemon zest, and vanilla, mixing until combined. Add eggs one at a time, mixing on low speed until just blended. Scrape down sides of the bowl as needed.
04 -
Distribute the cheesecake filling evenly among the prepared crusts in the muffin pan. Spoon about 1 teaspoon of blueberry swirl mixture onto each cheesecake and swirl with a toothpick or knife.
05 -
Bake in a preheated 325°F oven for 17-20 minutes, or until the tops are set. If using two muffin pans, bake in separate batches. Cool completely at room temperature for 1 hour.
06 -
Once cooled, remove cheesecakes from the muffin pan and place in an airtight container. Refrigerate for at least 3-4 hours or overnight. Serve chilled.