INGREDIENTS
1
Egg, large
1
Egg yolk, large
2 1/4 cups
All-purpose flour
1 tsp
Baking soda
3/4 cup
Brown sugar, light loosely packed
1/4 cup
Cornstarch
1/4 cup
Granulated sugar
3/4 tsp
Kosher salt
1 pinch
Kosher salt
2 cups
Powdered sugar
1
Rainbow sprinkles
12 oz
Semi-sweet or bittersweet chocolate chips
2 tsp
Vanilla
1 1/4 cups
Butter, unsalted
1 tbsp
Heavy cream