Salted Apple Pretzel Pie - German Recipe

Ingredients

• 2 tablespoons unsalted butter
• cubed
• plus more for greasing
• 1 (1/4-ounce) package active dry yeast (about 2 1/4 teaspoons)
• 3 tablespoons (packed) dark brown sugar
• 3 1/4 cups (or more) unbleached bread flour
• 1/2 cup cold pilsner-style beer
• 2 teaspoons fine sea salt
• 2 tablespoons baking soda (optional; see Cooks' Note)
• 9 large Honeycrisp
• Braeburn
• and/or Golden Delicious apples (about 4 1/2 pounds)
• 1/2 cup sugar
• 1/4 cup plus 2 tablespoons all-purpose flour
• 3 tablespoons fresh lemon juice
• 1 teaspoon ground cinnamon
• 1/4 teaspoon ground nutmeg
• 1 teaspoon kosher salt
• Unsalted butter (for pan)