INGREDIENTS
4 tsp
active dry yeast
1
& 1/4 cups warm water
5 cups
flour
1/4 cup
white sugar, plus 1 teaspoon
1/4 cup
brown sugar
1
& 1/2 teaspoon salt
4 tbsp
butter, melted and divided
1/2 cup
baking soda
2
egg whites
Kosher or coarse sea salt, for topping
cooking spray