Ice Cream, Fudgy Chocolate

5 oz. unsweetened chocolate, melted
14 oz. sweetened condensed milk
4 egg yolks
2 t. vanilla
2 c. half-and-half
2 c. whipping cream, unwhipped
1 c. chopped pecans

In large mixer bowl, beat chocolate, condensed milk, egg yolks, and vanilla. Stir in half-and-half, whipping cream, and nuts. Freeze.