Cost to make this recipe $1.35

1/2 cup salted butter, softened
2 cups powder sugar
1/4 cup Dutch-processed cocoa powder
1/8 tsp. salt
1/2 tsp. vanilla extract
2 Tbsp. milk

1/2 cup salted butter, softened 2 cup s powder sugar 1/4 cup Dutch-processed cocoa powder 1/8 tsp salt 1/2 tsp vanilla extract 2 Tbsp milk

On low-speed mix butter, add powder sugar and cocoa powder, salt, vanilla extract and 1 Tbsp. milk until creamy.

on medium speed add remaining milk until fluffy.