In large bowl, beat large eggs on medium speed for two minutes until pale and thick.
Add granulated sugar, vanilla extract, evaporated milk, and instant pudding to eggs. Beat an additional three minutes.
Add 1/2 gallon milk and beat again.
Pour mixture into a 1 1/2 gallon ice-cream freezer and add enough milk to bring to three-quarters full. Add chopped chocolate.
Mix according to freezer directions with ice and rock salt. Should be done in approximately 30 minutes. Serves 12-16.
Notes
To prepare this recipe for a 2 quart freezer, you’ll need to divide the original recipe into thirds.Recipe Conversion: 2 large eggs, 1 cup granulated sugar, 12 oz evaporated milk, 1/3 package of instant pudding mix, 1 tablespoon vanilla extract, 2.3 oz chocolate bar, and 21 oz. whole milk or 2 5/8 cups. To freeze, follow directions for Cuisinart Ice Cream Maker or the instructions provided in this post above.