Beat first 3 ingredients at medium speed with an electric mixer until creamy. Gradually add sugars, beating until blended. Stir in chocolate morsels and pecans.
Spread about 1 Tbsp. cream cheese mixture evenly on 1 side of a chocolate wafer; top with another wafer. Repeat procedure with remaining wafers and cream cheese mixture. Cover cookies, and chill 2 hours. Store in refrigerator.
Note: For testing purposes only, we used Nabisco Famous Chocolate Wafers for chocolate wafers.