INGREDIENTS
1
Egg, large
2 1/2 cups
All purpose flour
1 tsp
Baking soda
1 cup
Brown sugar, light
2 tsp
Cornstarch
1/4 tsp
Salt
2 tsp
Vanilla extract
9 tbsp
Butter, unsalted
1/4 cup
Buttermilk
1
Vanilla ice cream
2 tablespoons (yes, tablespoons!) root beer extract