Chewy Chocolate Chip Cookies

The secret to keeping these guys chewy is both the melted butter and cooling the cookies on the pan.  Store them in an airtight container immediately after they cool to maintain the chewy consistency.

Chewy Chocolate Chip Cookies (adapted from allrecipes.com)

Ingredients
1 1/2 sticks unsalted butter
2 cups flour
1/2 teaspoon baking soda
1/2 teaspoon salt
1 cup brown sugar, packed
1/2 cup white sugar
1 tablespoon vanilla
1 egg
1 egg yolk
2 cups semi-sweet chocolate chips

Directions
1. Preheat the oven to 325 degrees.  Grease cookie sheets
2. Melt butter over moderately low heat
3. While butter is melting, sift flour, baking soda, and salt in a large bowl
4. In a separate bowl, combine the brown and white sugar.  Pour the melted butter over the sugar and beat until well combined
5. Beat in the vanilla, egg, and yolk until combined
6. Mix in the dry ingredients until just combined
7. Fold in chocolate chips
8. Roll ping pong sized balls of dough and place on cookie sheet.  Bake for ~20 minutes, rotating pan halfway through, until edges are just golden brown
9. Cool completely on sheet