macadamia nuts (133 grams) • pecans (55 grams) • all-purpose flour (250 grams) • salt (2.8 grams) • unsalted butter (16 Tablespoons or 227 grams), at room temperature • powdered sugar (108 grams) • egg yolks (from large eggs) • vanilla extract (5 ml) • chocolate chips (140 grams) • shortening (e.g. Crisco)