This is a dozen and half mesquite brownies and the unpublished recipe by local author Carolyn Niethammer. 

Carolyn Niethammer writes about the plants, food, mountains, canyons, streams, and the people of the Southwest. Her most recent cookbooks are The Prickly Pear Cookbook, which shares recipes from great professional chefs for the bright pink prickly pear fruit and the nutritious pads; The New Southwest Cookbook which has 135 recipes from top restaurant and resort chefs throughout the Southwest; her latest is Cooking the Wild Southwest: Delicious Recipes for Desert Plants.