Salted Caramel Toffee Cupcakes

INGREDIENTS

For the vanilla toffee cupcakes::

1 1/2 cups

all-purpose flour

1 tsp

baking powder

1/2 tsp

fine salt

1 stick

unsalted butter, at room temperature

3/4 cup

granulated sugar

large eggs plus 1 egg yolk, at room temperature

2 tsp

vanilla extract

1/2 cup

whole milk or buttermilk

1/2 cup

mik chocolate toffee bits

For the chocolate caramel frosting::

1 stick

unsalted butter, at room temperature

2 cups

confectioners' sugar

4 oz

semisweet chocolate, melted

2 tbsp

cocoa powder

2 tbsp

milk

1 tsp

vanilla extract

1/2 cup

caramel sauce, [url]homemade∞https://www.handletheheat.com/how-to-make-caramel-sauce/[/url] or purchased

Milk chocolate toffee bits, for garnish

Flaky sea salt, for garnish