INGREDIENTS
2 1/3 cups
all-purpose flour, lightly spooned into measuring cups and leveled with a knife
2/3 cup
packed dark brown sugar
3/4 cup
cold salted butter
1
egg, slightly beaten
1 12 ounce package
semi-sweet chocolate chips
1 cup
toasted, coarsely chopped walnuts or pecans (optional; for real…I don’t use them)
1 14 ounce can
sweetened condensed milk
1 3/4 cups
toffee bits