In a small saucepan, mix the 2 cups blueberries, 1/3 cup granulated sugar, and 2 tablespoons lemon juice Mix well. Simmer for about 8 minutes until everything is well combined. Once the blueberries have burst, remove them from heat.
In a small bowl, mix the c1 teaspoon cornstarch and 1 teaspoon water to make the cornstarch slurry. Pour into the blueberry mixture. Mix until the blueberry filling has slightly thickened. Let cool.
In a large mixing bowl, mix the 8 ounces cream cheese 1/3 cup granulated sugar, and v1 teaspoon vanilla extract. Mix until smooth.
Spray your air fryer basket with olive oil spray.
Layout an 12 egg roll wrappers on a flat surface.
Add two tablespoons of blueberry filling in the center, and then add 2 tablespoons of cream cheese filling on top.
Use a pastry brush, and brush the 1/4 cup water along the edges.
Roll the egg roll, and then brush the top with water, so the egg roll is completely sealed and fold up the edges and brush with water.
Once everything is sealed up., spray the egg roll wrapper with olive oil spray.
Place the egg roll into the air fryer basket, and set the cook time for 8-10 minutes at air fryer temperature of 350 degrees F.
Let cool slightly, and sprinkle with 1/4 cup powdered sugar.