Mini cinnamon crumb cheesecakes

https://bakeorbreak.com/2016/11/mini-cinnamon-crumb-cheesecakes/
type:miniature
type:bitesize
type:cheesecake

For the crust:

• 6 ounces graham cracker crumbs (about 1 & 1/2 cups)
• 1/4 cup unsalted butter, melted

For the crumb topping:

• 1/2 cup all-purpose flour
• 1/4 cup firmly packed light brown sugar
• 1/2 teaspoon ground cinnamon
• pinch of salt
• 3 tablespoons unsalted butter, cold and cut into cubes

For the filling:

• 8 ounces cream cheese, at room temperature
• 1/4 cup granulated sugar
• 1 large egg
• 1/2 teaspoon vanilla extract
• 1/2 teaspoon ground cinnamon
• 3 tablespoons sour cream