* Use 1 10-oz bag of Nestles Toll House Mint-Chocolate Chips divided in half for this recipe. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Preheat oven to 190ºC . Melt over hot (not boiling) water, 0.75 cup of the mint-chocolate chips; stir until smooth. Remove from heat; cool to room temperature. In a small bowl, combine flour, baking soda and salt; set aside. In a large bowl, combine butter, brown sugar, sugar, and vanilla extract; beat until creamy. Add melted chips and egg; beat well. Gradually blend in the flour mixture. Stir in remaining 0.75 cup of mint-chocolate chips and nuts. Drop by rounded tablespoonfuls onto ungreased cookie sheets. Bake at 190ºC . for 8 to 10 minutes. Allow to stand 2 to 3 minutes; remove from cookie sheets. Cool completely on wire racks.