Hazelnut Fudge Sauce Yield: 2-1/2 cups. 1-2/3 cups undiluted evaporated milk 2 cups sugar 3 squares unsweetened chocolate 1 teaspoon vanilla 1/2 cup roasted & chopped Oregon hazelnuts Mix evaporated milk, sugar and chocolate in saucepan. Bring to boil over medium heat. Cook 5 minutes, stirring vigorously. Remove from heat. Add vanilla. Beat with rotary beater or wire whip for 1 minute; add hazelnuts. Serve hot or cold on ice cream.