Cheddar Scallion Potato Buns

INGREDIENTS

1 tbsp

instant yeast (I love Red Star Platinum yeast)

1/2 cup

sugar

1 1/4

to 1½ cups lukewarm water or potato water (boiling water from potatoes). Use the larger amount of liquid in drier, winter months

3/4 cup

butter, at room temperature

2 1/2 tsp

salt

large eggs

1 cup

mashed potatoes (from about ½ pound potatoes)

6 1/2 cups

all purpose flour (King Arthur preferred)

1/2 cup

scallion

1 1/2 cups

grated sharp cheddar cheese (or provolone)

2 tsp

minced fresh dill

1 tsp

salt

black pepper