maldon salt pretzels

Ingredients

• 4 teaspoons active dry yeast
• 1 ¼ cups warm water (110 F)
• 5 cups all-purpose flour
• 3 tablespoons sugar
• Kosher salt
• 1 tablespoon unsalted butter, melted
• 2 tablespoons vegetable oil
• 4 cups water
• ½ cup baking soda
• Maldon or flake salt