In honor of National Cheesecake Day today, I thought I'd bring you guys this  recipe from Just A Taste .     Kelly's recipe and instructions are listed below.  But if you're an impatient or novice baker like me, you can use a brownie box mix instead of making the batter from scratch.  I love mini desserts like this--they are great for parties and don't make you feel too guilty for indulging!  :)  Enjoy!     Cheesecake Brownie Bites   Yield:   About 30 brownie bites   Prep Time:   10 min   Cook Time:   12 min   Ingredients:    For the brownie batter: 4 large eggs 1¼ cups baking cocoa 1 teaspoon salt 1 teaspoon baking powder 1 Tablespoon instant espresso powder, mixed with 2 teaspoons water 2 teaspoons vanilla extract 2¼ cups sugar 1 cup unsalted butter, melted 1½ cups all-purpose flour   For the cheesecake filling: 1 (8-oz.) package cream cheese, softened 3 Tablespoons sugar 1 large egg yolk    Directions:    Preheat the oven to 350ÂșF.   In a large bowl...