Preheat the oven to 350 degrees & grease a 9 x 13" pan.
Mix brownie ingredients together thoroughly and spread evenly in the pan:
2/3 cup softened butter
1-1/2 cups light brown sugar
1/3 cup cocoa powder
1 Tblsp. water
1 tsp. vanilla
2 eggs
stir in 2 cups mini semisweet chocolate chips
For topping, mix all ingredients together & spread over brownie base:
12 oz. softened cream cheese
2 eggs
3/4 cup white sugar
1 tsp. vanilla
Bake for 35-40 minutes, until cheesecake topping is set. Don't overbake! Cool completely on wire rack, cut into bars.
