Toffee Chocolate Chip Cookies

Bahan-bahan (4 porsi)

• 3/4 cup (1.5 sticks) unsalted butter, softened
• 3/4 cup brown sugar
• 1/2 cup granulated sugar
• 1 egg
• 2 tsp . vanilla extract, store-bought or homemade
• 2 cups all-purpose flour
• 2 tsp . cornstarch
• 1 tsp . baking soda
• ½ tsp . salt
• 1 cup semisweet or dark chocolate chips
• 1 cup toffee chips