Saturday Morning Marshmallow Cookies

INGREDIENTS

170 g

cornflakes (1/2 12oz box or 5 cups)

40 g

milk powder (1/2 cup)

40 g

granulated sugar (3 tbs)

4 g

kosher salt (1 tsp)

130 g

unsalted butter (9 tbs, melted)

225 g

unsalted butter (16 tbs, at room temperature)

250 g

granulated sugar (1 1/4 cups)

150 g

light brown sugar (2?3 cup tightly packed)

large egg

2 g

vanilla extract (1/2 tsp)

240 g

all-purpose flour (1 1/2 cups)

2 g

baking powder (1/2 tsp)

1 1/2 g

baking soda (1/2 tsp)

5 g

kosher salt (1 1/2 teaspoons)

270 g

cornflake crunch (3 cups)

125 g

mini chocolate chips (2?3 cup)

65 g

mini marshmallows (1 1/4 cups)