Fudge

3 cups chocolate chips
1 (14 oz) can sweetened condensed milk
1 cup chopped walnuts (optional)
1.5 tsp vanilla

In a sauce pan, melt the chocolate chips together with the sweetened condensed milk over low heat. Remove from heat and stir in the walnuts and vanilla. Spread into a foil lined 9" square pan. Chill until firm. Turn fudge over onto cutting board, peel off foil, and cut into squares.