Categories: Cheesecakes 
      Yield: 10 servings 
  
      8 oz (1 Pk) Brownie Mix                  1 ts Vanilla 
     16 oz Cream Cheese, Softened              2 ea Large Eggs 
    1/2 c  Sugar                               1 c  Milk Chocolate Chips, Melted 
  
  Grease bottom of 9-inch Springform pan.  Prepare basic brownie mix as 
  directed on package; pour batter evenly into springform pan.  Bake at 
  350 degrees F., 15 minutes. 
  Combine cream cheese, sugar and vanilla, mixing at medium speed on electric 
  mixer until well blended.  Add eggs, one at a time, mixing well after each 
  addition.  Pour over brownie layer.  Spoon chocolate over cream cheese 
  mixture, cut through cheese and chocolate mixture several time to acheive 
  a marble effect.  Bake at 350 degrees F., 35 minutes.  Loosen cake from rim 
  of pan; cool before removing rim of pan. Chill.  Garnish with whipped 
  cream, if desired.