- 1/2 cup butter softened, 1 stick, unsalted
- 1/2 cup light brown sugar
- 1/4 cup sugar
- 2 tsp vanilla extract
- 1 egg
- 1 1/4 cups all purpose flour spooned & leveled
- 2 tsp corn starch
- 1 tsp baking soda
- 1/2 tsp salt
- 1/2 cup halloween m&ms
- 1/2 cup dark chocolate chips + more for tops
- 1/2 cup halloween sprinkles
- flaky sea salt for tops optional
Can I double this recipe to make more?
Yes of course!! You can double this recipe and use a cookie sheet or 9 by 13 inch pan for more cookie bars.