INGREDIENTS
1
and 2/3 cups (210g) all-purpose flour (spoon & leveled)
1/2 tsp
baking soda
1/4 tsp
salt
1/2 cup
(1 stick; 115g) unsalted butter, softened to room temperature
1/2 cup
granulated sugar
1/2 cup
packed light or dark brown sugar
1
large egg, at room temperature
1 tsp
pure vanilla extract
1 cup
mini M&Ms