INGREDIENTS
4
lbs Sweet potatoes
1 tsp
Thyme, fresh leaves
4
Egg whites, large
4
Eggs yolks, large
1/2 cup
Brown sugar, packed light
1 tsp
Cinnamon, ground
1/2 cup
Granulated sugar
1 tsp
Kosher salt
1/2 tsp
Nutmeg
1
unsalted butter (4 tablespoons), unsalted