Autumn Leaves Pumpkin Basque Cheesecake

Name: Autumn Leaves Pumpkin Basque Cheesecake
Cuisine: European, Mediterranean, Spanish
Ingredients: 3 bricks cream cheese, room temperature; 1 sachet or 2 tsp loose Autumn Leaves (if using a sachet, gently tear the material open and set tea leaves aside, discarding sachet); 1 cup pumpkin puree; ¾ cup sour cream, room temperature; 1 cup sugar; 3 eggs, room temperature; 3 egg yolks, room temperature