Grandma Douglas's Schnecken

INGREDIENTS

• 9 × 13-inch Baking Pan
• 1/2 cup (1 stick/4 ounces/113 grams) unsalted butter, plus more for the bowl and pan
• 1 cup (8 1/2 ounces/242 grams) milk
• 5 tablespoons (2 1/4 ounces/63 grams) granulated sugar
• 1 tablespoon active dry yeast
• 1 1/2 teaspoons kosher salt
• 1 large egg plus 1 large egg yolk
• 3 to 3 1/2 cups (13 1/2 to 15 1/2 ounces/383 to 439 grams) all- purpose flour as needed
• 3/4 cup (1 1/2 sticks/6 ounces/170 grams) unsalted butter
• 3/4 cup (4 1/2 ounces/128 grams) packed brown sugar
• 1/4 cup (3 ounces/85 grams) light corn syrup
• 3/4 cup (3 ounces/85 grams) chopped pecans
• 4 tablespoons (1/2 stick/2 ounces/57 grams) unsalted butter
• 1 cup (7 ounces/200 grams) granulated sugar
• 1 tablespoon ground cinnamon