FOR THE PRETZEL BITES: – 1 1/2 cupwarm (110-115°F) water – 1 Tablespoonsugar – 2 teaspoons pumpkin pie spice – 1 (1/4-ounce)package active dry yeast – 4 1/2 cups all-purpose flour – 2 teaspoons kosher salt – 4 Tablespoons unsalted butter, melted – Vegetable oil – 2/3 cup baking soda – 1 large egg yolk beaten with 1 Tablespoon water FOR THE PUMPKIN SPICE COATING: – 1/2 cup sugar – 1 Tablespoon pumpkin pie spice – 4 Tablespoons unsalted butter, melted