INGREDIENTS
1/2 cup
unsalted butter, melted (1 stick)
1
large egg
3/4 cup
light brown sugar, packed
1/4 cup
granulated sugar
1 tbsp
vanilla extract
1 1/2 cups
all-purpose flour
1/2 tsp
baking soda
salt, optional and to taste
1
heaping cup mini Reese’s Peanut Butter Cups (or diced full-size cups; or substitute with another type of diced candy bar such as Snickers, Milky Way, Butterfinger, Heath, Rolos)
about 1/2 cup sweetened condensed milk (just slightly more than half of one standard 14-ounce can)