INGREDIENTS
1/2 cup
unsalted butter (1 stick), melted
1
large egg
1 cup
light brown sugar, packed
1 tbsp
vanilla extract
1 cup
all-purpose flour
1/2 tsp
salt, or to taste
1
cup Crispy M&M’S (or your favorite M&M’S like Dark, Pretzel, Peanut Butter, etc.), plus more for sprinkling
3/4 cup
semi-sweet chocolate chips, plus more for sprinkling