I received this recipe from a fellow grand juror when I served on a Maricopa County Grand Jury back in the 1980s. Her family owns a pecan grove!
2 cups granulated sugar
2/3 cup light Karo syrup
3 cups pecans
1/4 cup water
3 teaspoons baking soda
Find it online: https://simplygreatrecipes.com/arizona-pecan-brittle/