1 1/2 cups warm water
2 tablespoons light brown sugar
1 package active dry yeast (2 1/4 teaspoons)
6 tablespoons unsalted butter, melted
2 1/2 teaspoons kosher salt
4 1/2 to 5 cups all-purpose Gold Medal flour
Canola oil, for greasing the bowl
1 cup creamy peanut butter, for filling the pretzels
3 quarts water
2/3 cup baking soda, for boiling the pretzels
1 whole egg, beaten with 1 tablespoon cold water
Coarse sea salt, for sprinkling on pretzel bites
Melted chocolate, for dipping the pretzels, optional